claim vs arrogate

claim is a noun but arrogate is not a noun.

Word	Noun	Adjective	Verb	Adverb
claim	Yes	No	Yes	No
arrogate	No	No	Yes	No

As verbs, claim and arrogate are synonyms defined as:

claim and arrogate: demand as being one's due or property; assert one's right or title to

Other synonyms of claim include lay claim.

As verbs, arrogate is a hyponym of claim; that is, arrogate is a word with a more specific, narrower meaning than claim:

claim: demand as being one's due or property; assert one's right or title to
arrogate: make undue claims to having

Other hyponyms of claim include pretend, requisition, assign.

claim (noun)	arrogate (noun)
demand for something as rightful or due
an established or recognized right
an informal right to something
an assertion of a right (as to money or property)
a demand
an assertion that something is true or factual

claim (verb)	arrogate (verb)
assert or affirm strongly; state to be true or existing	seize and take control without authority and possibly with force; take as one's right or possession
take as an undesirable consequence of some event or state of affairs	make undue claims to having
ask for legally or make a legal claim to, as of debts, for example	demand as being one's due or property; assert one's right or title to
lay claim to; as of an idea
demand as being one's due or property; assert one's right or title to