doubtful, abstruse, esoteric, puzzling, baffling, oracular, nameless, nebulous
An obscure word for career is métier.
opaque
opaque
opaque
An obscure word for career or specialty is métier.
The word is obscure.
A word with similar meaning that rhymes with 'cake' is 'opaque'.
exercise
courtesy
withhold
commence
thespian