raw vs underdone

raw is a noun but underdone is not a noun.

Word	Noun	Adjective	Verb	Adverb
raw	Yes	Yes	No	No
underdone	No	Yes	No	No

raw (noun)	underdone (noun)
informal terms for nakedness

raw (adjective)	underdone (adjective)
not treated with heat to prepare it for eating	insufficiently cooked
unpleasantly cold and damp
lacking training or experience
having the surface exposed and painful
devoid of elaboration or diminution or concealment; bare and pure
hurting
not processed or subjected to analysis
(used informally) completely unclothed
brutally unfair or harsh
used of wood and furniture
untempered and unrefined
(used especially of commodities) being unprocessed or manufactured using only simple or minimal processes
not processed or refined