1
astonishing(extraordinary, wonderful, shocking, astounding, unforeseen)
1
auxiliary
1
avoidable(adjective, casual, useless, extra, worthless)
1
benign(happy, fortunate, opportune, blessed, fluky)
1
blithe(adjective, good, happiness, glad, success)
1
born with a silver spoon(expression, idiom, happy, lucky, providential)
1
bright(happy, lucky, providential)
1
by chance(expression, idiom, chance, unplanned, unpremeditated)
1
chancey(adjective, good, happiness, glad, success)
1
charmed(happy, fortunate, opportune, lucky, blessed)
1
collateral
1
coming up roses(expression, idiom, happy, fortunate, opportune)
1
concomitant
1
concurrent
1
convenient(appropriate, happy, fitting, lucky, favorable)
1
destinal
1
dicey
1
dispensable
1
electrifying(extraordinary, wonderful, shocking, astonishing, astounding)
1
erratic(chance, frivolous, haphazard, unplanned, accidental)
11 years ago|11k views|share |citing 
APASmart Define. (2015). fortuitous thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/fortuitous/thesaurus/synonyms
ChicagoSmart Define. 2015. "fortuitous thesaurus" https://smartdefine.org/fortuitous/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, fortuitous thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/fortuitous/thesaurus/synonyms>.
MLASmart Define. "fortuitous thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/fortuitous/thesaurus/synonyms>