cough — When you cough, you force air out of your throat with a sudden, harsh noise. You often cough when you are ill, or when you are nervous or want to attract someone's attention.
knopf — Alfred A(braham) 1892–1984, U.S. publisher.
Two-syllable rhymes
pilaf — a Middle Eastern dish consisting of sautéed, seasoned rice steamed in bouillon, sometimes with poultry, meat or shellfish.
Three-syllable rhymes
whooping cough — an infectious disease of the respiratory mucous membrane, caused by Bordetella pertussis, characterized by a series of short, convulsive coughs followed by a deep inspiration accompanied by a whooping sound.