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

Need another word that means the same as “unfathomable”? Find 24 synonyms and 30 related words for “unfathomable” in this overview.

The synonyms of “Unfathomable” are: abysmal, abyssal, inscrutable, incomprehensible, enigmatic, incalculable, indecipherable, obscure, esoteric, abstruse, puzzling, cryptic, mysterious, mystifying, baffling, deep, profound, secretive, immeasurable, fathomless, unfathomed, unplumbed, bottomless, unsounded

Unfathomable as an Adjective

Definitions of "Unfathomable" as an adjective

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

  • Incapable of being fully understood.
  • Impossible to come to understand.
  • Of depth; not capable of being sounded or measured.
  • Incapable of being fully explored or understood.
  • Resembling an abyss in depth; so deep as to be unmeasurable.
  • (of water or a natural feature) impossible to measure the extent of.

Synonyms of "Unfathomable" as an adjective (24 Words)

abstruseDifficult to understand; obscure.
An abstruse philosophical inquiry.
abysmalVery great; limitless.
Abysmal stupidity.
abyssalRelating to or denoting the depths or bed of the ocean, especially between about 3000 and 6000 metres down.
The abyssal depths of the Atlantic.
bafflingMaking great mental demands; hard to comprehend or solve or believe.
The crime is a baffling mystery for the police.
bottomlessHaving no bottom.
The cold dark sea in whose bottomless depths monsters swam.
crypticHaving a puzzling terseness.
The new insurance policy is written without cryptic or mysterious terms.
deepRelatively deep or strong affecting one deeply.
Deep midwicket.
enigmaticNot clear to the understanding.
I didn t grasp the meaning of that enigmatic comment until much later.
esotericConfined to and understandable by only an enlightened inner circle.
A compilation of esoteric philosophical theories.
fathomlessUnable to be measured or understood; extremely deep.
The fathomless depths of the novel.
immeasurableToo large, extensive, or extreme to measure.
Immeasurable wealth.
incalculableNot able to be computed or enumerated.
Incalculable riches.
incomprehensibleNot able to be understood; not intelligible.
The most incomprehensible thing about the universe is that it is comprehensible.
indecipherableImpossible to determine the meaning of.
Indecipherable handwriting.
inscrutableOf an obscure nature- Rachel.
Guy looked blankly inscrutable.
mysteriousOf an obscure nature.
A dark mysterious windowless building.
mystifyingUtterly bewildering or perplexing.
Rituals totally mystifying to visitors from other lands.
obscureMarked by difficulty of style or expression.
An obscure turn of phrase.
profoundDeep and complete.
A case of profound liver failure.
puzzlingLacking clarity of meaning; causing confusion or perplexity.
A puzzling statement.
secretive(of a person’s expression or manner) having an enigmatic or conspiratorial quality.
She was very secretive about her past.
unfathomedNot fully explored or understood.
Throughout the book her emotions remain relatively opaque and unfathomed.
unplumbedSituated at or extending to great depth; too deep to have been sounded or plumbed-Thomas Gray.
Unplumbed depths of the sea.
unsoundedNot uttered, pronounced, or made to sound.
In French certain letters are often unsounded.

Usage Examples of "Unfathomable" as an adjective

  • Mountains of unfathomable scale.
  • Her grey eyes were dark with some unfathomable emotion.

Associations of "Unfathomable" (30 Words)

abysmalVery deep.
Abysmal misery.
arcaneUnderstood by few; mysterious or secret.
The arcane science of dowsing.
crosswordA puzzle in which words corresponding to numbered clues are to be found and written in to squares in the puzzle.
She settled down to do the crossword.
crypticOf an obscure nature.
The new insurance policy is written without cryptic or mysterious terms.
darknessAn unenlightened state.
The office was in darkness.
disappearanceCeasing to exist.
He regretted the disappearance of Greek from school curricula.
enigmaA person or thing that is mysterious or difficult to understand.
Madeleine was still an enigma to him.
enigmaticDifficult to interpret or understand; mysterious.
An enigmatic smile.
esotericaEsoteric or highly specialized subjects or publications.
A professor of such esoterica as angelology and comparative shamanism.
immeasurableToo large, extensive, or extreme to measure.
Immeasurable wealth.
incomprehensibleDifficult to understand- A. Einstein.
A language which is incomprehensible to anyone outside the office.
inexplicableUnable to be explained or accounted for.
For some inexplicable reason her mind went completely blank.
inscrutableOf an obscure nature- Rachel.
The inscrutable workings of Providence.
insolubleWithout hope of solution.
Once dry the paints become insoluble in water.
mysterious(of a person) deliberately enigmatic.
In its mysterious past it encompasses all the dim origins of life.
mysteryAn incident in the life of Jesus or of a saint as a focus of devotion in the Roman Catholic Church, especially each of those commemorated during recitation of successive decades of the rosary.
The mystery of Christ.
occultSupernatural practices and techniques.
An occult fracture.
oddAn indefinite quantity more than that specified.
They lost a close fought game by the odd goal in five.
preternaturalBeyond what is normal or natural.
Autumn had arrived with preternatural speed.
profoundProfound quality.
A profound philosopher.
puzzleA jigsaw puzzle.
Realization dawned as the pieces of the puzzle fell into place.
puzzlingLacking clarity of meaning; causing confusion or perplexity.
A puzzling statement.
risqueSuggestive of sexual impropriety.
A risque story.
sibyllineHaving a secret or hidden meaning- John Gunther.
One glimpses them uttering sibylline predictions of weal and woe.
unaccountable(of a person or their behaviour) unpredictable and strange.
There are enormous risks in leaving such agencies uncontrolled and unaccountable.
uncannySurpassing the ordinary or normal – George Will.
His uncanny sense of direction.
unintelligibleNot clearly understood or expressed.
Unintelligible speech.
unsolvedNot solved.
An unsolved mystery.
weirdA person’s destiny.
All sorts of weird and wonderful characters.
whodunitA story about a crime (usually murder) presented as a novel or play or movie.

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