0
conducive(useful, beneficial, advantageous)
0
considerate(useful, beneficial, advantageous)
0
constructive(useful, beneficial, advantageous)
0
contributive(useful, beneficial, advantageous)
0
convenient(useful, beneficial, advantageous)
0
cooperative(useful, beneficial, advantageous)
0
crucial(useful, beneficial, advantageous)
0
easy
0
effective(useful, beneficial, advantageous)
0
effectual(useful, beneficial, advantageous)
0
efficacious(useful, beneficial, advantageous)
0
erratic(chance, unplanned, unpremeditated)
0
essential(useful, beneficial, advantageous)
0
extemporaneous(chance, unplanned, unpremeditated)
0
extempore(chance, unplanned, unpremeditated)
0
favourable
0
flourishing
0
fluke
0
found by chance(expression, idiom)
0
friendly(useful, beneficial, advantageous)
11 years ago|2.4k views|share |citing 
APASmart Define. (2015). serendipitous thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/serendipitous/thesaurus/synonyms
ChicagoSmart Define. 2015. "serendipitous thesaurus" https://smartdefine.org/serendipitous/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, serendipitous thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/serendipitous/thesaurus/synonyms>.
MLASmart Define. "serendipitous thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/serendipitous/thesaurus/synonyms>