Conceal, hide, shelter, suppress
uncover, reveal, uncloak, and uncloaked
Reveal, authentic, genuine, real, sincere, or true. Those are opposites of fake.
There is no antonym (opposite) of the noun cave (a hollow or cavity, usually in rock or soil).The verb "to cave" (surrender, capitulate) could have an antonym defend, or contend.
Physiognomy generally means either the art of judging human character from facial features, or just facial features, especially ones that reveal character. As it's a noun, there are few synonyms for it, and no antonyms to the best of my knowledge.
Antonyms
antonyms
What are the antonyms for cavernous
what isbrief of antonyms
antonyms
antonyms
antonyms
yes antonyms are opposite