mindmap
root((外在))
extrinsic
applies to what is distinctly outside the thing in question or is not contained in or derived from its essential nature: sentimental attachment that is ~ to the house's market value.
extraneous
applies to what is on or comes from the outside and may OR may not be capable of becoming an essential part: ~ arguments that obscure the real issue.
foreign
applies to what is so different as to be rejected or repelled or, if admitted, to be incapable of becoming identified or assimilated by the thing in question: inflammation resulting from a ~ body in the eye.
alien
is stronger than foreign in suggesting such strangeness as leads to opposition, repugnance, or incompatibility: a practice that is totally ~ to our democratic principles.