Find Antonyms

fortuitous Antonyms

Opposite of fortuitous

Because the opposite of fortuitous shifts with each meaning, the 18 antonyms and opposite words below are separated across 2 exact definitions and ranked by contrast strength.
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• adjective (Context 1)

Happening by a lucky chance; fortunate or advantageous.

Usage Example

"From a financial standpoint, the timing of the property sale could not have been more unfortunate."

Strongest
unfortunate
unlucky
inauspicious
Strong
inopportune
untimely
unfavorable
ill-timed
disadvantageous
adverse

• adjective (Context 2)

Happening by accident or chance rather than design.

Usage Example

"The similarity between the two paintings appears to be entirely deliberate."

Strongest
deliberate
intentional
planned
Strong
calculated
premeditated
purposeful
designed
foreseen
predictable

Similar words to fortuitous

Words similar to fortuitous shift depending on context. Common synonyms include:

fortunate
accidental
serendipitous
chance
lucky
coincidental
providential
unplanned
See all synonyms of fortuitous

• Nearby Words

fortitude
fortress
fortresslike
fortuitous
fortuitously
fortunate
fortunately

Cite this Entry

Wordmom. (2026). Antonyms for Fortuitous. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/antonyms/fortuitous
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