extemporize

ex·tem·po·rize  (k-stmp-rz)

v. ex·tem·po·rized, ex·tem·po·riz·ing, ex·tem·po·riz·es

v.tr.

To do or perform (something) without prior preparation or practice: extemporized an acceptance speech.

v.intr.

To perform an act or utter something in an impromptu manner; improvise: "bravely demonstrating his ability to extemporize intelligently" William Safire.

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[From extempore.]

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ex·tempo·ri·zation (-pr--zshn) n.

ex·tempo·rizer n.

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extemporize or -rise

Verb

[-rizing, -rized] or -rising, -rised to perform or speak without preparation

extemporization
-risation n
extemporizer
-riser n

Thesaurus

Verb	1.	extemporize - manage in a makeshift way; do with whatever is at hand; "after the hurricane destroyed our house, we had to improvise for weeks" improvise get by, grapple, make do, cope, manage, contend, deal, make out - come to terms with; "We got by on just a gallon of gas"; "They made do on half a loaf of bread every day"
	2.	extemporize - perform without preparation; "he extemporized a speech at the wedding" ad-lib, extemporise, improvise, improvize perform, do, execute - carry out or perform an action; "John did the painting, the weeding, and he cleaned out the gutters"; "the skater executed a triple pirouette"; "she did a little dance"

Translations

extemporize [ɪkˈstɛmpəraɪz] vi → improvisar

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extemporize [ɪkˈstɛmpəraɪz] vi → improviser

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extemporize [ɪksˈtɛmpəraɪz] vi → improvisieren

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extemporize [ɪkˈstɛmpəraɪz] vi → improvvisare