unstudied

adjective un·stud·ied \-ˈstə-dēd\

: not planned or done in a deliberate way : sincere and natural

: not studied by scientists before

Full Definition of UNSTUDIED

: not studied: as

a : not acquired by study

b : not forced : not done or planned for effect

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14th century

Synonyms: ad hoc, ad-lib, down and dirty, extemporary, extempore, impromptu, improvisational, improvised, offhand, offhanded, off-the-cuff, snap, spur-of-the-moment, unconsidered, unplanned, unpremeditated, unprepared, unrehearsed, extemporaneous

Antonyms: considered, planned, premeditated, premeditative, prepared, rehearsed

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