Homophones for dost, dust

dost / dust [dʌst] 

dost – v. – an old second person, present tense of do - act

dust – n. & v. – n. 1. fine, particulate matter especially of soil or rock; 2. something worthless; v. 1. remove fine particulate matter from surfaces or add to surface; 3. use such material on birds etc. to control lice and insects