improvisate

from The Collaborative International Dictionary of English v.0.48
Improvisate \Im*prov"i*sate\, a. [See {Improvise}.]
   Unpremeditated; impromptu; extempore. [R.]
   [1913 Webster]
    
from The Collaborative International Dictionary of English v.0.48
Improvisate \Im*prov"i*sate\, v. t. & i. [imp. & p. p.
   {Improvisated}; p. pr. & vb. n. {Improvisating}.]
   To improvise; to extemporize.
   [1913 Webster]
    

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