| SIKSIKS | • SIKSIK n. an Arctic ground squirrel, named for the short piercing whistle it makes. |
| SKEESICKS | • skeesicks n. (US) Alternative form of skeezicks. • SKEESICKS n. (US) a rascal. |
| SHARKSKINS | • sharkskins n. Plural of sharkskin. • SHARKSKIN n. a smooth durable wool or worsted fabric. |
| SIKORSKIES | • SIKORSKY n. a helicopter. |
| SKANKINESS | • skankiness n. The state or condition of being skanky. • SKANKINESS n. the state of being skanky. |
| SLINKSKINS | • slinkskins n. Plural of slinkskin. • SLINKSKIN n. the skin of a slink (a prematurely born calf), or leather made from it. |
| SNAKESKINS | • snakeskins n. Plural of snakeskin. • SNAKESKIN n. the skin of a snake. |
| KICKSHAWSES | • KICKSHAWS n. KICKSHAW, a fancy dish, a delicacy; a trinket, also KICKSHAWS. |
| KINKINESSES | • kinkinesses n. Plural of kinkiness. • KINKINESS n. the state of being kinky. |
| KOEKSISTERS | • koeksisters n. Plural of koeksister. • KOEKSISTER n. a South African doughnut. |
| KOOKINESSES | • kookinesses n. Plural of kookiness. • KOOKINESS n. the state of being kooky. |
| SKRIMSHANKS | • skrimshanks v. Third-person singular simple present indicative form of skrimshank. • SKRIMSHANK v. to evade work or duty, also SCRIMSHANK. |
| KNACKINESSES | • KNACKINESS n. craftiness, cunning. |
| SKANKINESSES | • SKANKINESS n. the state of being skanky. |
| SKRIMSHANKERS | • skrimshankers n. Plural of skrimshanker. • SKRIMSHANKER n. one who evades work or duty, also SCRIMSHANKER. |