come / culm / cum [kʌm]
come – n. & v. intr. – 1. to move toward something; 2. to arrive at a particular place; 3. to approach or be near an age; 4. to become perceptible; 5. to occur; 6. to happen as a result; 7. to reach
culm – n. – 1. coal slag; 2. water deposits of conglomerate sandstone, shale and fossils; 3. hollow grass stems or similar plants
cum – prep. – used between nouns to designate a combined nature