lame vs feeble

lame is a noun but feeble is not a noun.

Word	Noun	Adjective	Verb	Adverb
lame	Yes	Yes	Yes	No
feeble	No	Yes	No	No

As adjectives, lame and feeble are synonyms defined as:

lame (noun)	feeble (noun)
a fabric interwoven with threads of metal
someone who doesn't understand what is going on

lame (adjective)	feeble (adjective)
pathetically lacking in force or effectiveness	lacking bodily or muscular strength or vitality
disabled in the feet or legs	lacking strength
	lacking strength or vigor
	pathetically lacking in force or effectiveness

lame (verb)	feeble (verb)
deprive of the use of a limb, especially a leg