arāvu (p. 23) கிறேன், அராவினேன், வேன், அராவ, v. a. [vul.] To file, polish, அழுத்த. 2. To grate as in the friction of two pieces of metal, to rub, stroke, &c., உராஞ்ச. 3. To revolve a thing in the mind, ruminate, சிந்திக்க. 4. v. n. To use sarcasm, jeers, &c. reciprocally, to be in a state of collision, to clash, disagree, jar, மிண்ட.--Note. The root of this word may also be அரா, and [prov.] அராத்து. 43) *