Nouns

(n)chalka soft whitish calcite
(n)chalka pure flat white with little reflectance
(n)methamphetamine, methamphetamine hydrochloride, Methedrine, meth, deoxyephedrine, chalk, chicken feed, crank, glass, ice, shabu, trashan amphetamine derivative (trade name Methedrine) used in the form of a crystalline hydrochloride; used as a stimulant to the nervous system and as an appetite suppressant
(n)chalka piece of calcite or a similar substance, usually in the shape of a crayon, that is used to write or draw on blackboards or other flat surfaces

Verbs

(v)chalkwrite, draw, or trace with chalk