| ACCOSTING | • accosting v. Present participle of accost. • accosting n. The act of physically confronting a person. • ACCOST v. to approach and speak to. |
| COSTALGIA | • costalgia n. Pain in the ribs, or the costal muscles. • COSTALGIA n. pain around the chest due to damage to a rib or nerve running below a rib. |
| COSTARRED | • costarred v. Simple past tense and past participle of costar. • co-starred v. Simple past tense and past participle of co-star. • COSTAR v. to star equally with another actor. |
| COSTEANED | • costeaned v. Simple past tense and past participle of costean. • COSTEAN v. in mining, to sink pits through the surface soil to the underlying rock in order to establish the direction of a lode. |
| COSTIVELY | • costively adv. In a costive manner. • COSTIVE adv. affected with constipation, causing constipation. |
| COSTLIEST | • costliest adj. Superlative form of costly: most costly. • COSTLY adj. expensive. |
| COSTOTOMY | • costotomy n. (Surgery) Incision into a rib. • COSTOTOMY n. surgical incision into a rib. |
| COSTUMERS | • costumers n. Plural of costumer. • COSTUMER n. one who makes or deals in costumes, as for theaters, fancy balls, etc., also COSTUMIER. |
| COSTUMERY | • costumery n. Costumes in general. • COSTUMERY n. costumes taken collectively. |
| COSTUMIER | • costumier n. A person who supplies or designs costumes. • COSTUMIER n. one who makes or deals in costumes, as for theaters, fancy balls, etc., also COSTUMER. |
| COSTUMING | • costuming v. Present participle of costume. • costuming n. Material for making costumes. • costuming n. The putting on of a costume; dressing up. |
| ONCOSTMAN | • oncostman n. (Mining, historical) Any workman who was paid a daily rate. • ONCOSTMAN n. a mine worker paid by the day. |
| ONCOSTMEN | • oncostmen n. Plural of oncostman. • ONCOSTMAN n. a mine worker paid by the day. |
| SUBCOSTAE | • subcostae n. Plural of subcosta. • SUBCOSTA n. the vein on an insect's wing. |
| SUBCOSTAL | • subcostal adj. (Anatomy) Below a rib or the ribs. • subcostal adj. (Entomology) Pertaining to the subcosta and/or the area of the wing next to it. • subcostal n. (Anatomy) A subcostal muscle. |