security vs warrant

security and warrant both are nouns.

Word	Noun	Adjective	Verb	Adverb
security	Yes	No	No	No
warrant	Yes	No	Yes	No

As nouns, warrant is a hypernym of security; that is, warrant is a word with a broader meaning than security:

security: a guarantee that an obligation will be met
warrant: a written assurance that some product or service will be provided or will meet certain specifications

Other hypernyms of security include guarantee, warrantee, warranty.

As nouns, warrant is a hyponym of security; that is, warrant is a word with a more specific, narrower meaning than security:

security: property that your creditor can claim in case you default on your obligation
warrant: a type of security issued by a corporation (usually together with a bond or preferred stock) that gives the holder the right to purchase a certain amount of common stock at a stated price

Other hyponyms of security include deposit, earnest, recognisance, recognizance, stock-purchase warrant, stock warrant.

security (noun)	warrant (noun)
measures taken as a precaution against theft or espionage or sabotage etc.	a writ from a court commanding police to perform specified acts
an electrical device that sets off an alarm when someone tries to break in	a written assurance that some product or service will be provided or will meet certain specifications
a guarantee that an obligation will be met	formal and explicit approval
freedom from anxiety or fear	a type of security issued by a corporation (usually together with a bond or preferred stock) that gives the holder the right to purchase a certain amount of common stock at a stated price
a department responsible for the security of the institution's property and workers
property that your creditor can claim in case you default on your obligation
defense against financial failure; financial independence
a formal declaration that documents a fact of relevance to finance and investment; the holder has a right to receive interest or dividends
the state of being free from danger or injury

security (verb)	warrant (verb)
	provide adequate grounds to justify (a certain course of action)
	stand behind and guarantee the quality, accuracy, or condition of