| 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. |
| DUSKISHLY | • duskishly adv. In a duskish manner. • DUSKISH adv. somewhat dusky. |
| HYDROSKIS | • hydroskis n. Plural of hydroski. • HYDROSKI n. a plate attached to a seaplane to facilitate takeoff and landings. |
| JOYSTICKS | • joysticks n. Plural of joystick. • JOYSTICK n. the control stick in an airplane. |
| PONYSKINS | • ponyskins n. Plural of ponyskin. • PONYSKIN n. the skin of a foal used as a fur. |
| SATYRISKS | • satyrisks n. Plural of satyrisk. • SATYRISK n. a little satyr. |
| SICKISHLY | • sickishly adv. In a sickish manner. • SICKISH adv. somewhat sick. |
| SKIASCOPY | • skiascopy n. Retinoscopy. • SKIASCOPY n. retinoscopy. |
| SKYDIVERS | • skydivers n. Plural of skydiver. • SKYDIVER n. one who practises skydiving. |
| SKYLIGHTS | • skylights n. Plural of skylight. • SKYLIGHT n. a window placed in a roof or ceiling to admit daylight. |
| SKYRMIONS | • skyrmions n. Plural of skyrmion. • SKYRMION n. a mathematical model used to model baryons. |
| SKYWRITES | • skywrites v. Third-person singular simple present indicative form of skywrite. • SKYWRITE v. to write in the sky with vapour from a plane. |
| SUKIYAKIS | • sukiyakis n. Plural of sukiyaki. • SUKIYAKI n. (Japanese) sliced meat, vegetables, and seasoning, fried together. |
| YUCKINESS | • yuckiness n. The state or condition of being yucky. • YUCKINESS n. the state of being yucky. |