Anagrams of: CHIRP_

• the human face (`kisser' and `smiler' and `mug' are informal terms for `face' and `phiz' is British)

• English illustrator of several of Dickens' novels (1815-1882)

• (birds or insects) characterized by or tending to chirp

• characterized by liveliness and lightheartedness

• a code of letters and digits added to a postal address to aid in the sorting of mail

• a quantity of no importance; thing (object:), singular, negative pronoun; pronoun, thing, singular; quantifier: negative existential

• forceful exertion

• a fastener for locking together two toothed edges by means of a sliding tab

• close with a zipper

• move very fast

• intelligent somewhat arboreal ape of equatorial African forests

• make a shrill creaking, squeaking, or noise, as of a door, mouse, or bird

• a person who is not very intelligent or interested in culture

• awkwardly simple and provincial

• a message written in a secret code

• a mathematical element that when added to another number yields the same number

• a quantity of no importance; thing (object:), singular, negative pronoun; pronoun, thing, singular; quantifier: negative existential

• a person of no influence

• a secret method of writing

• convert ordinary language into code

• make a mathematical calculation or computation

• ascribed to Orpheus or characteristic of ideas in works ascribed to Orpheus

• having an import not apparent to the senses nor obvious to the intelligence; beyond ordinary understanding

• a sharp sound made by small birds or insects

• make high-pitched sounds

• sing in modulation