- raft (v.)

- 1680s, from raft (n.1). Related: Rafted; rafting.
- rascally (adj.)

- "low, mean, unprincipled," from rascal + -ly (1).
- saintly (adj.)

- 1620s, from saint (n.) + -ly (1). Related: Saintliness.
- sawtooth (n.)

- c. 1600, from saw (n.1) + tooth.
- scrap-heap (n.)

- 1803, from scrap (n.1) + heap (n.).
- schoolroom (n.)

- 1773, from school (n.1) + room (n.).
- shipmate (n.)

- 1748, from ship (n.) + mate (n.1).
- smatch

- see smack (n.1); smack (v.3).
- snuff-box (n.)

- 1680s, from snuff (n.) + box (n.1).
- snowbound (adj.)

- 1814, from snow (n.) + bound (adj.1).
- starscape (n.)

- 1883, from star (n.) + scape (n.1).
- strong-box (n.)

- 1680s, from strong (adj.) + box (n.1).
- transitional (adj.)

- 1810, from transition + -al (1). Related: Transitionally.
- tree-frog (n.)

- 1738, from tree (n.) + frog (n.1).
- ungoverned (adj.)

- from un- (1) "not" + past participle of govern (v.).
- ungraceful (adj.)

- 1660s, from un- (1) "not" + graceful. Related: ungracefully.
- tack-hammer (n.)

- 1848, from tack (n.1) + hammer (n.).
- tail-end (n.)

- late 14c., from tail (n.1) + end (n.).
- unknowable (adj.)

- late 14c., from un- (1) "not" + knowable (adj.).
- unmannerly (adj.)

- late 14c., from un- (1) "not" + mannerly (adj.).
- unmarketable (adj.)

- 1650s, from un- (1) "not" + marketable (adj.).
- unmovable (adj.)

- late 14c., from un- (1) "not" + movable (adj.).
- unobjectionable (adj.)

- 1793, from un- (1) "not" + objectionable (adj.).
- unobservant (adj.)

- 1660s, from un- (1) "not" + observant (adj.).
- unreality (adj.)

- 1751, from un- (1) "not" + reality (n.).
- unpopularity (n.)

- 1735, from un- (1) "not" + popularity (n.).
- unpresentable (adj.)

- 1828, from un- (1) "not" + presentable (adj.).
- unpreventable (adj.)

- 1610s, from un- (1) "not" + preventable (adj.).
- unprompted (adj.)

- from un- (1) "not" + past participle of prompt (v.).
- unpronounceable (adj.)

- 1831, from un- (1) "not" + pronounceable (adj.).
- unprovable (adj.)

- early 15c., from un- (1) "not" + provable (adj.).
- unquiet (adj.)

- 1520s, from un- (1) "not" + quiet (adj.).
- unromantic (adj.)

- 1731, from un- (1) "not" + romantic (adj.).
- unscriptural (adj.)

- 1650s, from un- (1) "not" + scriptural (adj.).
- unsporting (adj.)

- 1822, from un- (1) "not" + sporting (adj.).
- unworkable (adj.)

- 1784, from un- (1) "not" + workable (adj.).
- unimposing (adj.)

- "unimpressive," 1809, from un- (1) "not" + imposing.
- uninquisitive (adj.)

- c. 1600, from un- (1) "not" + inquisitive.
- unbefriended (adj.)

- from un- (1) "not" + past participle of befriend (v.).
- uncorruptible (adj.)

- late 14c., from un- (1) "not" + corruptible (adj.).
- unfading (adj.)

- from un- (1) "not" + past participle of fade (v.).
- foil (v.2)

- "apply foil to," 1610s, from foil (n.1).
- foot-bridge (n.)

- c. 1500, from foot (n.) + bridge (n.1).
- foot-board (n.)

- 1766, from foot (n.) + board (n.1).
- foot-race (n.)

- 1660s, from foot (n.) + race (n.1).
- foot-rail (n.)

- 1861, from foot (n.) + rail (n.1).
- freshness (n.)

- late 14c., from fresh (adj.1) + -ness.
- gas-light (n.)

- 1808, from (illuminating) gas (n.1) + light (n.).
- gas-mask (n.)

- 1915, from (poison) gas (n.1) + mask (n.).
- whiteboard (n.)

- 1966, from white (adj.) + board (n.1).