| ANKYLOSES | • ankyloses v. Third-person singular simple present indicative form of ankylose. • ANKYLOSE v. to fuse as the bones of a joint. |
| ANKYLOSIS | • ankylosis n. (Anatomy) The growing together of bones to form a single unit. • ankylosis n. (Medicine) The stiffening of a joint as the result of such abnormal fusion. • ankylosis n. (Figuratively) An onset of stiffness or inflexibility. |
| BACKSTAYS | • backstays n. Plural of backstay. • BACKSTAY n. a stay extending from ship's mastheads to the side of the ship. |
| EYESTALKS | • eyestalks n. Plural of eyestalk. • EYESTALK n. a stalklike structure with an eye at its tip. |
| HAYSTACKS | • haystacks n. Plural of haystack. • HAYSTACK n. a pile of hay. |
| JACKSTAYS | • jackstays n. Plural of jackstay. • JACKSTAY n. an iron or wooden bar running along the yard of a ship to which sails are fastened. |
| SATYRISKS | • satyrisks n. Plural of satyrisk. • SATYRISK n. a little satyr. |
| SKIASCOPY | • skiascopy n. Retinoscopy. • SKIASCOPY n. retinoscopy. |
| SKYBOARDS | • skyboards n. Plural of skyboard. • SKYBOARD n. a board with foot bindings that is used for skysurfing. |
| SKYSCAPES | • skyscapes n. Plural of skyscape. • SKYSCAPE n. a picture of the sky. |
| SOAKAWAYS | • soakaways n. Plural of soakaway. • SOAKAWAY n. a depression into which water percolates. |
| SPEAKEASY | • speakeasy n. (Historical) An illegal saloon or tavern, especially one operated during the American Prohibition period in the 1920s. • SPEAKEASY n. an illicit bar for selling alcohol. |
| SUKIYAKIS | • sukiyakis n. Plural of sukiyaki. • SUKIYAKI n. (Japanese) sliced meat, vegetables, and seasoning, fried together. |
| SWAYBACKS | • swaybacks n. Plural of swayback. • SWAYBACK n. an abnormal sagging of the back. |