PREPOSSESSED

Verb

prepossessed

simple past tense and past participle of prepossess

Adjective

prepossessed (comparative more prepossessed, superlative most prepossessed)

Showing bias or partiality

Source: Wiktionary

PREPOSSESS

Pre`pos*sess", v. t. [imp. & p. p. Prepossessed; p. pr. & vb. n. Prepossessing.]

1. To preoccupy, as ground or land; to take previous possession of. Dryden.

2. To preoccupy, as the mind or heart, so as to preclude other things; hence, to bias or prejudice; to give a previous inclination to, for or against anything; esp., to induce a favorable opinion beforehand, or at the outset. It created him enemies, and prepossessed the lord general. Evelyn.

Source: Webster’s Unabridged Dictionary 1913 Edition