hide vs hunker down

hide is a noun but hunker down is not a noun.

Word	Noun	Adjective	Verb	Adverb
hide	Yes	No	Yes	No
hunker down	No	No	Yes	No

As verbs, hunker down is a hyponym of hide; that is, hunker down is a word with a more specific, narrower meaning than hide:

Other hyponyms of hide include lie low, stow away, hole up, lie low, earth.

hide (noun)	hunker down (noun)
body covering of a living animal
the dressed skin of an animal (especially a large animal)

hide (verb)	hunker down (verb)
make undecipherable or imperceptible by obscuring or concealing	hold stubbornly to a position
cover as if with a shroud	sit on one's heels
prevent from being seen or discovered	take shelter
be or go into hiding; keep out of sight, as for protection and safety