Synonyms of fortuitous

fortuitous

adjective

fȯr-ˈtü-ə-təs 

1

as in fortunate

coming or happening by good luck especially unexpectedly

your arrival just before the thunderstorm was fortuitous

Synonyms & Similar Words

• fortunate
• happy
• lucky
• coincidental
• convenient
• providential
• favorable
• unexpected
• flukey
• fluky
• heaven-sent
• promising
• timely
• opportune
• unforeseen
• accidental
• chance
• serendipitous
• beneficial
• seasonable
• hopeful
• propitious
• auspicious
• benign
• bright
• unlooked-for
• encouraging
• good
• advantageous
• profitable
• heartening
• golden
• fair
• halcyon

Antonyms & Near Antonyms

• unfortunate
• unlucky
• unhappy
• untimely
• hapless
• luckless
• inconvenient
• inopportune
• anticipated
• intentional
• foreseen
• unseasonable
• deliberate
• expected
• planned
• ill-fated
• ill-starred
• disastrous
• star-crossed
• inauspicious
• catastrophic
• unpromising
• calamitous

2

as in accidental

happening by chance

firmly believes that the creation of the universe was something other than just the fortuitous coming together of particles of matter

Synonyms & Similar Words

• accidental
• unexpected
• chance
• inadvertent
• incidental
• unintentional
• unplanned
• unintended
• unpremeditated
• odd
• flukey
• casual
• unwitting
• coincidental
• fluky
• random
• arbitrary
• haphazard
• unforeseen
• unforeseeable
• uncertain
• aimless
• freak
• desultory
• unconscious
• involuntary
• forced
• unprompted
• coerced

Antonyms & Near Antonyms

• intentional
• deliberate
• intended
• planned
• inevitable
• premeditated
• calculated
• certain
• predictable
• sure
• foreseeable
• foreseen
• destined
• fixed
• set
• expected
• predetermined
• premeditative
• prescribed
• conscious
• prepense
• predestined
• knowing
• voluntary
• wilful
• preordained
• willful
• foreordained
• volunteer
• unforced
• freewill

Synonym Chooser

How does the adjective fortuitous differ from other similar words?

Some common synonyms of fortuitous are accidental, casual, and contingent. While all these words mean "not amenable to planning or prediction," fortuitous so strongly suggests chance that it often connotes entire absence of cause.

a series of fortuitous events

When is it sensible to use accidental instead of fortuitous?

The meanings of accidental and fortuitous largely overlap; however, accidental stresses chance.

any resemblance to actual persons is entirely accidental

When might casual be a better fit than fortuitous?

While in some cases nearly identical to fortuitous, casual stresses lack of real or apparent premeditation or intent.

a casual encounter with a stranger

When could contingent be used to replace fortuitous?

Although the words contingent and fortuitous have much in common, contingent suggests possibility of happening but stresses uncertainty and dependence on other future events for existence or occurrence.

the contingent effects of the proposed law

Example Sentences

Recent Examples of fortuitous

Mexico benefited from Alexis Vega’s quick reactions and a fortuitous late own goal to remain on track to defend its Concacaf Gold Cup title with a comfortable 2-0 victory over Saudi Arabia on Saturday. —Martin Rogers, New York Times, 28 June 2025

Jupiter in Cancer’s year-long influence will be fortuitous for meeting the right people who will help your dreams come true. —Liz Simmons, StyleCaster, 27 May 2025

Something fortuitous happened for Role Model during the second North American stop of his No Place Like Tour live run on Feb. 27. —Lyndsey Havens, Billboard, 13 May 2025

Like a proper millennial, Victor was glued to the third season of The White Lotus, which makes our one celebrity sighting at the Chateau particularly fortuitous. —Jen Wang, Vogue, 27 May 2025

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