claw hammer vs clawhammer

claw hammer and clawhammer both are nouns.

Word	Noun	Adjective	Verb	Adverb
claw hammer	Yes	No	No	No
clawhammer	Yes	No	No	No

As nouns, claw hammer and clawhammer are synonyms defined as:

claw hammer and clawhammer: a hammer with a cleft at one end for pulling nails

Other synonyms of claw hammer include carpenter's hammer.

claw hammer (noun)	clawhammer (noun)
a hammer with a cleft at one end for pulling nails	a hammer with a cleft at one end for pulling nails