Need another word that means the same as “spontaneous”? Find 33 synonyms and 30 related words for “spontaneous” in this overview.
The synonyms of “Spontaneous” are: self-generated, ad-lib, unwritten, unforced, voluntary, unconstrained, unprompted, unbidden, unsolicited, unplanned, unpremeditated, unrehearsed, impulsive, impetuous, unstudied, impromptu, spur-of-the-moment, extempore, extemporaneous, natural, uninhibited, relaxed, unselfconscious, unaffected, easy, free and easy, reflex, automatic, involuntary, unthinking, unconscious, instinctive, instinctual
According to the Oxford Dictionary of English, “spontaneous” as an adjective can have the following definitions:
| ad-lib | Said or done without having been planned or written in advance. |
| automatic | (especially of a legal sanction) given or imposed as a necessary and inevitable result of a fixed rule or particular set of circumstances. A budget deficit that caused automatic spending cuts. |
| easy | Casual and unrestrained in sexual behavior. Soft light that was easy on the eyes. |
| extemporaneous | Spoken or done without preparation. An extemporaneous speech. |
| extempore | Spoken or done without preparation. An extempore speech. |
| free and easy | Completely wanting or lacking. |
| impetuous | Characterized by undue haste and lack of thought or deliberation. She might live to rue this impetuous decision. |
| impromptu | Done without being planned, organized, or rehearsed. An impromptu press conference. |
| impulsive | Having the power of driving or impelling. The approaching waves contain an impulsive component. |
| instinctive | Unthinking; prompted by (or as if by) instinct. An instinctive distaste for conflict. |
| instinctual | Relating to or denoting an innate, typically fixed pattern of behaviour; based on instinct. An instinctual survival response. |
| involuntary | Not subject to the control of the will- John F.Kennedy. It becoming a hero was involuntary They sank my boat. |
| natural | Relating to earthly human or physical nature as distinct from the spiritual or supernatural realm. The bassoon plays G natural instead of A flat. |
| reflex | (of an action) performed without conscious thought as an automatic response to a stimulus. A reflex knee jerk. |
| relaxed | Without strain or anxiety. Gave the impression of being quite relaxed. |
| self-generated | Originating from the self. |
| spur-of-the-moment | In response to an unforeseen need. |
| unaffected | Free of artificiality; sincere and genuine. The walks are suitable only for people who are unaffected by vertigo. |
| unbidden | Without having been commanded or invited. Unbidden tears came to his eyes. |
| unconscious | Not conscious; lacking awareness and the capacity for sensory perception as if asleep or dead. He would wipe back his hair in an unconscious gesture of annoyance. |
| unconstrained | Free from constraint. The dog was unconstrained. |
| unforced | Not compelled or constrained. An unforced cheerfulness. |
| uninhibited | Expressing one’s feelings or thoughts unselfconsciously and without restraint. Uninhibited exuberance. |
| unplanned | Not done with purpose or intent. An unplanned economy. |
| unpremeditated | (of an act, remark, or state) not thought out or planned beforehand. Asked an unpremeditated question. |
| unprompted | Said, done, or acting without being encouraged or assisted. An unprompted apology. |
| unrehearsed | Not practised before a performance. Spontaneous and unrehearsed music. |
| unselfconscious | Not self-conscious. His behaviour was natural and unselfconscious. |
| unsolicited | Not requested or sought. Unsolicited junk mail. |
| unstudied | Lacking knowledge gained by study often in a particular field. Is unstudied in Latin as he is in may other matters. |
| unthinking | Not exhibiting or characterized by careful thought. She was at pains to correct unthinking prejudices. |
| unwritten | Not recorded in writing. The unwritten rules of social life. |
| voluntary | (of a conveyance or disposition) made without return in money or other consideration. Voluntary motions. |
| accidental | (in Aristotelian thought) relating to or denoting properties which are not essential to a thing’s nature. Accidental poisoning. |
| adventitious | Coming from outside; not native. They had to decide whether his misconduct was adventitious or the result of a flaw in his character. |
| compose | Produce a literary work. The first sentence is so hard to compose. |
| discretionary | Having or using the ability to act or decide according to your own discretion or judgment. Discretionary funds. |
| extemporaneous | With little or no preparation or forethought. An extemporaneous piano recital. |
| extempore | Without preparation. An extempore speech. |
| extemporize | Perform without preparation. He extemporized a speech at the wedding. |
| fitful | Intermittently stopping and starting. Business was fitful. |
| freshness | The quality of being pleasantly new or different. The commentary should display freshness of insight. |
| immediate | Immediately before or after as in a chain of cause and effect. The immediate result. |
| impromptu | Without being planned, organized, or rehearsed. An impromptu speech. |
| improvisation | An unplanned expedient. Improvisation is a performer s greatest creative act. |
| improvise | Perform without preparation. After the hurricane destroyed our house we had to improvise for weeks. |
| improvised | Done or made using whatever is available. An improvised short speech. |
| instant | Instant coffee. An instant need. |
| instinctive | Relating to or prompted by instinct; done without conscious thought. An instinctive distaste for conflict. |
| intention | A thing intended; an aim or plan. His intentions are entirely honorable. |
| makeshift | Acting as an interim and temporary measure. The rock served as a makeshift hammer. |
| naturalness | The quality of innocent naivete. She demonstrates an ease and naturalness that many actors try hard to project. |
| offhand | Casually thoughtless or inconsiderate. Trying to sound offhanded and reassuring. |
| opportunist | Opportunistic. Most burglaries are committed by casual opportunists. |
| reaction | A force exerted in opposition to an applied force. The law of action and reaction. |
| spontaneity | The quality of being spontaneous and coming from natural feelings without constraint. The spontaneity of his laughter. |
| spontaneously | In a spontaneous manner. A surprising number of early pregnancies spontaneously abort. |
| stopgap | Something contrived to meet an urgent need or emergency. Transplants are only a stopgap until more sophisticated alternatives can work. |
| uninhibited | Not inhibited or restrained. A lively and uninhibited girl. |
| unreserved | Frank and open. Unreserved grandstand seats. |
| unrestrained | Marked by uncontrolled excitement or emotion. Unrestrained laughter. |
| unrestricted | Not restricted or exclusive. I had unrestricted access. |
| voluntary | An organ solo played before, during, or after a church service. Voluntary social workers. |
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