extrinsic (adj.)
- acquired
- adrift
- alien
- apparent
- barbarian
- barbaric
- barbarous
- conventionalized
- cortical
- epidermic
- exotic
- exterior
- external
- extraneous
- extraterrestrial
- foreign
- foreign-born
- formal
- formalistic
- formulary
- immaterial
- impersonal
- impertinent
- inadmissible
- inapplicable
- inapposite
- inappropriate
- incidental
- inconsequent
- intrusive
- irrelevant
- nominal
- nonessential
- nonsubjective
- objective
- open
- out
- out-of-the-way
- outer
- outermost
- outlandish
- outlying
- outmost
- outside
- outstanding
- outward
- parenthetical
- pedantic
- peripheral
- public
- roundabout
- seeming
- strange
- stylized
- superficial
- surface
- ulterior
- unearthly
- unessential
- unrelated