snug vs protected

snug is a noun but protected is not a noun.

Word	Noun	Adjective	Verb	Adverb
snug	Yes	Yes	No	No
protected	No	Yes	No	No

snug (noun)	protected (noun)
a small secluded room

snug (adjective)	protected (adjective)
enjoying or affording comforting warmth and shelter especially in a small space	kept safe or defended from danger or injury or loss
offering safety; well protected or concealed	guarded from injury or destruction
fitting closely but comfortably
well and tightly constructed