pecker vs nib

pecker and nib both are nouns.

Word	Noun	Adjective	Verb	Adverb
pecker	Yes	No	No	No
nib	Yes	No	No	No

As nouns, pecker and nib are synonyms defined as:

Other synonyms of pecker include beak, bill, neb.

pecker (noun)	nib (noun)
bird with strong claws and a stiff tail adapted for climbing and a hard chisel-like bill for boring into wood for insects	horny projecting mouth of a bird
horny projecting mouth of a bird	the writing point of a pen
obscene terms for penis