IRREGULAR: Synonyms and Related Words. What is Another Word for IRREGULAR?

Need another word that means the same as “irregular”? Find 58 synonyms and 30 related words for “irregular” in this overview.

The synonyms of “Irregular” are: maverick, unorthodox, unpredictable, atypical, temporary, asymmetrical, uneven, crooked, misshapen, lopsided, contorted, twisted, rough, bumpy, coarse, inconsistent, unsteady, shaky, fitful, patchy, variable, varying, changeable, changing, ever-changing, on-and-off, off-and-on, inconstant, erratic, haphazard, unstable, unsettled, spasmodic, sporadic, episodic, intermittent, occasional, unpunctual, wavering, fluctuating, aperiodic, unsystematic, unmethodical, capricious, contrary to the rules, out of order, improper, incorrect, illegitimate, unscrupulous, unethical, unprofessional, underground, second, guerilla, guerrilla, insurgent, underground fighter

Irregular as a Noun

Definitions of "Irregular" as a noun

According to the Oxford Dictionary of English, “irregular” as a noun can have the following definitions:

• Merchandise that has imperfections; usually sold at a reduced price without the brand name.
• An imperfect piece of merchandise sold at a reduced price.
• A member of an irregular military force.
• A member of an irregular armed force that fights a stronger force by sabotage and harassment.

Synonyms of "Irregular" as a noun (5 Words)

guerilla	A member of an irregular armed force that fights a stronger force by sabotage and harassment.
guerrilla	Referring to actions or activities performed in an impromptu way, often without authorization. Guerrilla warfare.
insurgent	A person fighting against a government or invading force; a rebel or revolutionary. An attack by armed insurgents.
second	The gear that has the second lowest forward gear ratio in the gear box of a motor vehicle. The treasure is 2 minutes and 45 seconds south of here.
underground fighter	A secret group organized to overthrow a government or occupation force.

Irregular as an Adjective

Definitions of "Irregular" as an adjective

According to the Oxford Dictionary of English, “irregular” as an adjective can have the following definitions:

• Falling below the manufacturer's standard.
• Not having clear dimensions that can be measured; volume must be determined with the principle of liquid displacement.
• Lacking continuity or regularity.
• Deviating from normal expectations; somewhat odd, strange, or abnormal.
• Not even or balanced in shape or arrangement.
• (of a verb or other word) having inflections that do not conform to the usual rules.
• Not occurring at expected times.
• Contrary to the rules or to that which is normal or established.
• Occurring at uneven or varying rates or intervals.
• Contrary to rule or accepted order or general practice.
• Not occurring at a regular rate or fixed intervals.
• (of troops) not belonging to regular or established army units.
• Failing to meet a standard of manufacture due to an imperfection.
• (of a surface or shape); not level or flat or symmetrical.
• (of a flower) having the petals differing in size and shape; zygomorphic.
• Independent in behavior or thought.
• (used of the military) not belonging to or engaged in by regular army forces.
• ; not level or flat or symmetrical.
• Not belonging to or engaged in by regular army forces.

Synonyms of "Irregular" as an adjective (53 Words)

aperiodic	Not recurring at regular intervals. Aperiodic fluctuations.
asymmetrical	Having parts or aspects that are not equal or equivalent; unequal. Asymmetrical features.
atypical	Not representative of a type, group, or class. A sample of people who are rather atypical of the target audience.
bumpy	Covered with or full of bumps. The car jolted on the bumpy road.
capricious	Changeable. A capricious summer breeze.
changeable	Able to be changed or exchanged. Changeable moods.
changing	Marked by continuous change or effective action.
coarse	Relating to the sport of angling for coarse fish. Of what coarse metal ye are molded.
contorted	Twisted (especially as in pain or struggle. Contorted limbs.
contrary to the rules	Very opposed in nature or character or purpose.
crooked	Irregular in shape or outline. Crooked country roads.
episodic	Of writing or narration; divided into or composed of episodes. Episodic in his affections.
erratic	Having no fixed course. Erratic winds are the bane of a sailor.
ever-changing	Marked by continuous change or effective action.
fitful	Intermittently stopping and starting. Fitful bursts of energy.
fluctuating	Having unpredictable ups and downs. A fluctuating level of demand.
haphazard	Marked by great carelessness. A most haphazard system of record keeping.
illegitimate	Not authorized by the law; not in accordance with accepted standards or rules. An illegitimate seizure of power.
improper	Not in accordance with accepted standards, especially of morality or honesty. Improper banking practices.
inconsistent	Acting at variance with one’s own principles or former behaviour. Parents can become inconsistent and lacking in control over their children.
inconstant	Frequently changing; variable or irregular. Swear not by the inconstant moon.
incorrect	(of a word or expression) not agreeing with grammatical principles. An incorrect transcription.
intermittent	Occurring at irregular intervals; not continuous or steady. Intermittent rain showers.
lopsided	Turned or twisted toward one side. A lopsided grin.
maverick	Unorthodox. Maverick politicians.
misshapen	So badly formed or out of shape as to be ugly. Misshapen old fingers.
occasional	(of a literary composition, speech, religious service, etc.) produced on or intended for a special occasion. An occasional worker.
off-and-on	Intermittently stopping and starting.
on-and-off	No longer planned or scheduled.
out of order	Excluded from use or mention.
patchy	Irregular or uneven in quality, texture, etc. My knowledge of Egyptology is patchy.
rough	(of stationery) used for making preliminary notes. The lifeboat crew braved rough seas to rescue a couple.
shaky	Shaking or trembling. A cracked dangerously shaky table.
spasmodic	Occurring in spells and often abruptly. His body made a spasmodic jerk.
sporadic	Occurring at irregular intervals or only in a few places; scattered or isolated. Sporadic fighting broke out.
temporary	Not permanent; not lasting. Temporary housing.
twisted	(of a personality or a way of thinking) unpleasantly or unhealthily abnormal; warped. Many of the facts seemed twisted out of any semblance to reality.
underground	Relating to or denoting a group or movement seeking to explore alternative forms of lifestyle or artistic expression; radical and experimental. An underground car park.
unethical	Not morally correct. Unethical business practices.
uneven	Not fairly matched as opponents. An uneven gait.
unmethodical	Not orderly and systematic. His inability to locate the source of the trouble resulted in unmethodical chaos.
unorthodox	Breaking with convention or tradition. He frequently upset other scholars with his unorthodox views.
unpredictable	Not able to be predicted; changeable. An unpredictable or indeterminable future.
unprofessional	Below or contrary to the standards expected in a particular profession. Was censured for unprofessional conduct.
unpunctual	Not happening or doing something at the agreed or proper time. The trains into Tbilisi were notoriously unpunctual.
unscrupulous	Having or showing no moral principles; not honest or fair. Unscrupulous politicos who would be happy to sell their country in order to gain power.
unsettled	Not settled or established. An unsettled issue.
unstable	Subject to change; variable. His rather unstable religious convictions.
unsteady	Not firmly or solidly positioned. Nathan pushed the mug into her unsteady hand.
unsystematic	Not done or acting according to a fixed plan or system; unmethodical. Unsystematic and fragmentary records.
variable	(of a quantity) able to assume different numerical values. Awards can be for variable amounts.
varying	Marked by diversity or difference. Varying degrees of success.
wavering	Moving in a quivering way; flickering. A wavering flame.

Usage Examples of "Irregular" as an adjective

• Irregular troops.
• Irregular hiring practices.
• His strong, irregular features.
• An irregular heartbeat.
• Their involvement in irregular financial dealings.
• An irregular pair of jeans.
• Highly irregular behavior.
• An irregular worker.
• Irregular warfare.
• Walking was difficult on the irregular cobblestoned surface.
• She led a somewhat irregular private life.

Associations of "Irregular" (30 Words)

abnormal	Deviating from what is normal or usual, typically in a way that is undesirable or worrying. Abnormal circumstances.
anomalous	Deviating from what is standard, normal, or expected. Advanced forms of life may be anomalous in the universe.
arrhythmic	Relating to or suffering from cardiac arrhythmia. The arrhythmic phrasing of the music.
astigmatism	(optics) defect in an optical system in which light rays from a single point fail to converge in a single focal point.
asymmetric	Characterized by asymmetry in the spatial arrangement or placement of parts or components.
asymmetrical	Having parts that fail to correspond to one another in shape, size, or arrangement; lacking symmetry. Asymmetrical features.
asymmetry	A lack of symmetry. There was an asymmetry between the right and left ears.
atypical	Not representative of a group, class, or type. These days large families are atypical.
episodic	Limited in duration to a single episode. An episodic narrative.
erratic	Having no fixed course. Erratic behavior.
fickle	Changing frequently, especially as regards one’s loyalties or affections. Celebs trying to appeal to an increasingly fickle public.
imbalance	(mathematics) a lack of symmetry. A hormonal imbalance.
infrequent	Not frequent; not occurring regularly or at short intervals. Infrequent outbursts of temper.
intermittent	Stopping and starting at irregular intervals. Intermittent rain showers.
irregularity	The state or quality of being irregular. The irregularity of his breathing.
lopsided	Turned or twisted toward one side- G.K.Chesterton. A lopsided grin.
myopia	Lack of foresight or intellectual insight. The company s corporate myopia.
myopic	Unable to see distant objects clearly. Most myopic children can be fitted with glasses to correct their vision.
occasional	Employed for a particular occasion or on an irregular basis. An occasional worker.
patchy	Existing or happening in small, isolated areas. My knowledge of Egyptology is patchy.
quicksilver	Liable to sudden unpredictable change. A quicksilver character cool and willful at one moment utterly fragile the next.
sporadic	Occurring at irregular intervals or only in a few places; scattered or isolated. Sporadic fighting broke out.
sporadically	Occasionally or at irregular intervals. The comedy is only sporadically funny.
spotty	Of uneven quality; patchy. His spotty record on the environment.
unbalance	A state of mental disturbance and disorientation. This sharing can often unbalance even the closest of relationships.
uncommon	Marked by an uncommon quality especially superlative or extreme of its kind. He was uncommon afraid.
uneven	(of a contest) not equally balanced. An uneven color.
unpredictable	Not occurring at a regular rate or fixed intervals. The unpredictable weather of the Scottish islands.
unsteady	Liable to fall or shake; not steady in position. Climbing carefully up the unsteady ladder.
unusual	Remarkable or interesting because different from or better than others. A man of unusual ability.