extemporize

Verb

intransitive transitive

(intransitive) To perform or speak without prior planning or thought; to act in an impromptu manner; to improvise.

Japanese Meaning

即興で演奏や発言を行う / 事前の準備なしに、突然に行う / その場の思いつきで行動する

When the projector failed, she had to extemporize, turning her explanation into a lively off-the-cuff demonstration on the whiteboard.

プロジェクターが故障したとき、彼女は即興で対応し、説明をホワイトボードを使った生き生きとした実演に変えた。

Sense（1）

(intransitive) To perform or speak without prior planning or thought; to act in an impromptu manner; to improvise.

"Will you please tell me whose music you have been playing?" . . .

"It's nobody's, miss."

"Do you mean you have been extemporizing all this time?"

Sense（2）

(transitive) To adapt, improvise, or devise action or speech in an impromptu or spontaneous manner.

extemporizes

（ present singular third-person ）

extemporizing

（ participle present ）

extemporized

（ participle past ）

extemporized

（ past ）