STEP Hebrew Lexicon: נָכַר

1) to act or treat as foreign or strange, disguise, misconstrue

1a) (Niphal) to disguise oneself

1b) (Piel)

1b1) to treat as foreign (profane)

1b2) to misconstrue

1c) (Hithpael)

1c1) to act as alien

1c2) to disguise oneself