Difference between Extemporaneously and Extempore

EXTEMPORANEOUSLY vs EXTEMPORE: NOUN

Without preparation
Without preparation; extemporaneously
Without previous study or meditation; without preparation; on the spur of the moment; suddenly; extemporaneously.
In an extemporaneous manner.
Without prior preparation

Synonyms See extemporaneous.
Extemporary; extemporaneous.
On the spur of the moment; without previous study or preparation; offhand: as, to write or speak extempore.

Inaudibly, Poetically, Idiomatically, Wittily, Concisely, Eloquently, Fluently, Lucidly, Aloud, Articulately, Intelligibly, Oratorically, Conversationally, Extemporarily, Extempore

Declamatory, Oratorial, Impromptu, Oratorical, Adlib, Off the cuff, Extemporary, Extemporarily, Ad lib, Unprepared, Offhand, Offhanded, Unrehearsed, Extemporaneous, Extemporaneously

Sparely, Elliptically, Repetitiously, Eruditely, Expressively, Coherently, Verbatim, Unintelligibly, Inaudibly, Poetically, Idiomatically, Concisely, Fluently, Oratorically, Extempore

Eloquent, Prefatory, Declamatory, Oratorial, Impromptu, Oratorical, Off the cuff, Extemporary, Ad lib, Unprepared, Offhand, Offhanded, Unrehearsed, Extemporaneous, Extemporaneously

Update: Trump seems to be working from a framework for his speech but speaking mainly extemporaneously.
Stability of bethanechol chloride, pyrazinamide, quinidine sulphate, rifampicin, and tetracycline hydrochloride in extemporaneously compounded oral liquids.
He always preached extemporaneously, and had his notes written on a half sheet of notepaper.
Relative bioavailability of itraconazole from an extemporaneously prepared suspension and the marketed capsule.
Pilot Chemical and Physical Stability Study of Extemporaneously Compounded Levetiracetam Intravenous Solution.
The speech is to be delivered extemporaneously from a speaking outline.
Students go from there, extemporaneously creating the dialogue and movement themselves.
Oh, I don't drink dallas with indigestion extemporaneously.
Stability of atenolol in an extemporaneously compounded oral liquid.
Stability of an Extemporaneously Compounded Baclofen Oral Liquid.

Anna was also best known for his extempore speaking ability being very well affluent on rhetoric skills.
On Extempore, flexible features can help you craft immaculate assessments and extra speaking opportunities for your students.
He tells the lion to make up his lines extempore, they can be roared.
AN EXPECTORATION, Or, Splenetic Extempore, on my joyful Departure from the City of Cologne.
Written extempore, on occasion of Alderman Parsons being promoted to the Chair.
My thoughts therefore on the subject you propose will be merely extempore.
Some of his orations on the Scripture were delivered extempore.
John, I did three talks, all of them extempore.
The definition of extempore is done without any preparation.
Never mind his flowery rhetoric and extempore lapses.

How to present an extempore speech to impress judges?
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