ack-ack ahkka arakaka arataca arhatha arkhara atakara atchaar atchara attacca attacht attackt attatha attract c-chart cachaca caracca caratch carhart carraca carrack carract carrara catachr catarrh catchtt cha-cha chaahat chaatta chachar chachka chakara chakkar charact charaka charara charata charkha charrah charrat chartak chartar chatata chatrak chattak chattar chhachh chharka chharra chhatak chhatha chhatra cra-cra hakatak harakah harakat haratch harkara harrach hartack hatakka hatrack httrack kachcha kachchh karacha karakat karchak karkaar karkata kartrak kathara kattath khachak khakhra kharkak kharkat khatkar khattak khattar kra-kra krakaca rah-rah rakatak rat-tat ratakha ratatat tac-tac tacaca tachara tachart tah-tah taharah takhaar takhtak tarakak taratah taratha tat-tat tatarak tathata thakara thakkar tharaka thatcar thatcht thratch