lax vs limp

lax is not a noun while limp is a noun.

Word	Noun	Adjective	Verb	Adverb
lax	No	Yes	No	No
limp	Yes	Yes	Yes	No

lax (noun)	limp (noun)
	the uneven manner of walking that results from an injured leg

lax (adjective)	limp (adjective)
lacking in firmness or tension; not taut	lacking or having lost rigidity
pronounced with muscles of the tongue and jaw relatively relaxed (e.g., the vowel sound in `bet')	without energy or will
lacking in rigor or strictness
emptying easily or excessively

lax (verb)	limp (verb)
	walk impeded by some physical limitation or injury
	proceed slowly or with difficulty