serendipitous
3 synonyms and 2 antonyms for serendipitous, grouped by meaning and by how common each one is.
Adj — Happening by a lucky chance that was not planned.
Synonyms
Less common
Still standard English, but they carry more weight.
Rare, literary or technical
Precise, but they will stand out — check the sense before using one.
Synonyms by Meaning
2. adj
Good, useful, or favourable.
“The weather was serendipitous for our vacation.”
Opposites