rat vs coif

rat and coif both are nouns.

Word	Noun	Adjective	Verb	Adverb
rat	Yes	No	Yes	No
coif	Yes	No	Yes	No

rat (noun)	coif (noun)
any of various long-tailed rodents similar to but larger than a mouse	a skullcap worn by nuns under a veil or by soldiers under a hood of mail or formerly by British sergeants-at-law
a pad (usually made of hair) worn as part of a woman's coiffure	the arrangement of the hair (especially a woman's hair)
a person who is deemed to be despicable or contemptible
someone who works (or provides workers) during a strike
one who reveals confidential information to the police or other authority

rat (verb)	coif (verb)
give away information about somebody	arrange attractively
catch rats, especially with dogs	cover with a coif
give (hair) the appearance of being fuller by using a rat
desert one's party or group of friends, for example, for one's personal advantage
take the place of work of someone on strike
employ scabs or strike breakers in