Protean (adjective)
protean [proh-tee-uh n, proh-tee-]

adjective
1. readily assuming different forms or characters; extremely variable.
2. changeable in shape or form, as an amoeba.
3. (of an actor or actress) versatile; able to play many kinds of roles.
4. (initial capital letter) of, relating to, or suggestive of Proteus.

Can be confused
protein.

Origin: 1590-1600; Prote(us) + -an

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