impromptu

adjective/ɪmˈprɑmptuː/

Frequency rank: #10,731 of 20,003 in the WORDED list (wordfreq data)

Meaning

Done without preparation or planning; spontaneous.

Illustration for the English word “impromptu”

Example sentence

She gave that impromptu speech at the wedding that moved everyone to tears.

Synonyms & related words

More words in ranks 10,701–10,800