hollow vs recessed

hollow is a noun but recessed is not a noun.

Word	Noun	Adjective	Verb	Adverb
hollow	Yes	Yes	Yes	No
recessed	No	Yes	No	No

hollow (noun)	recessed (noun)
a depression hollowed out of solid matter
a small valley between mountains
a cavity or space in something

hollow (adjective)	recessed (adjective)
not solid; having a space or gap or cavity	resembling an alcove
lacking in substance or character	having a sunken area
devoid of significance or force
as if echoing in a hollow space

hollow (verb)	recessed (verb)
remove the interior of
remove the inner part or the core of