| Main Entry: | extemporaneously |
| Part of Speech: | adverb |
| Definition: | without preparation |
Synonyms: |
freely, on the spur of the moment, spontaneously |
| Main Entry: | ad-lib |
| Part of Speech: | adverb |
| Definition: | in an improvised manner |
Synonyms: |
extemporaneously, extempore, impromptu, off the cuff, off the top of one's head, spontaneously, without preparation, without rehearsal |
Antonyms: |
deliberately, planned, prepared, rehearsed, written |
| Main Entry: | off the cuff |
| Part of Speech: | adjective, adverb |
| Definition: | without preparation |
Synonyms: |
ad-lib, by ear, extemporaneously, impromptu, improv, improvised, makeshift, off the hip, off the top of one's head, offhand, spur of the moment, unrehearsed |
| Main Entry: | spontaneously |
| Part of Speech: | adverb |
| Definition: | instinctively |
Synonyms: |
ad-lib, automatically, extemporaneously, immediately, impromptu, impulsively, unconsciously |