Thesaurus:impromptu

Thesaurus:impromptu

THESAURUS

impromptu

English

Synonyms

• ad lib

• extemporal

• extemporary

• extemporaneous

• extempore

• extemporized

• impromptu

• improvised

• improviso

• off-the-cuff

• offhand

• spur-of-the-moment

Various

• unscheduled

• unplanned

• unpremeditated

• unrehearsed

• unscripted

• spontaneous

• unprepared

• casual

• improvisatorial

• improvisatory

•   —

• throwaway

• makeshift

• make-do

• jury-rigged

• stopgap

Further reading

• “674. nonpreparation” in Roget's Thesaurus, T. Y. Crowell Co., 1911.
• “impromptu” in Moby Thesaurus II, Grady Ward, 1996.
• some of the synonyms at Google Ngram Viewer