in·cus 
(ĭngkəs)
(ĭngkəs)n. pl. in·cu·des (ĭng-kydēz)
1. An anvil-shaped bone between the malleus and the stapes in the mammalian middle ear. Also called anvil.
2. A thunderhead.
[Latin incūs, incūd-, anvil, from incūsus, past participle of incūdere, to forge with a hammer : in-, intensive pref.; see IN-2 + cūdere, to beat, forge; see kau- in the Appendix of Indo-European roots.]
- one-off
- one of these days
- one of those days
- one-on-one
- one-piece
- onerous
- onerously
- onerousness
- oneself
- one-shot
- one-sided
- one-sidedly
- one-sidedness
- Onesies
- one-size-fits-all
- (one's) level best
- one's level best
- (one's) lips are sealed
- one's lips are sealed
- (one's) own man
- one's own man
- (one's) own woman
- one's own woman
- one's self
- one-step