unexpectedly
WordReference English Thesaurus © 2025
Sense: Adverb: without warning
Synonyms:
suddenly Collocations, all of a sudden, without warning, out of nowhere, out of the blue, to sb's surprise, as if by magic, surprisingly Collocations, out of left field
Antonyms:
regularly Collocations, predictably, unsurprisingly, characteristically, inevitably, typically Collocations, as expected, as anticipated, according to prediction, as always