- unlink (v.)[unlink 词源字典]
- c. 1600, from un- (2) "reverse, opposite of" + past participle of link (v.). Related: Unlinked; unlinking.[unlink etymology, unlink origin, 英语词源]
- unlisted (adj.)
- 1640s, from un- (1) "not" + past participle of list (v.). In reference to stocks, attested from 1905; of phone numbers, from 1937 (American English).
- unlivable (adj.)
- 1834, "incapable of being lived in," from un- (1) "not" + livable.
- unload (v.)
- 1520s, in reference to cargo, from un- (2) + load (v.). Figurative sense (in reference to feelings, etc.) is recorded from 1590s. Used in reference to sales of stocks by 1870, hence U.S. colloquial sense "dispose of property the holding of which is risky" (1881). Related: Unloaded; unloading.
- unlock (v.)
- c. 1400, from un- (2) "reverse, opposite of" + lock (v.). Figurative sense is attested from 1530s. Old English had unlucan "to unlock, open." Related: Unlocked; unlocking.
- unlooked (adj.)
- c. 1300, "neglected," from un- (1) "not" + past participle of look (v.). With for, "unexpected," attested from 1530s.
- unloose (v.)
- mid-14c., "relax;" late 14c., "to set free," from un- (2), used here emphatically, + loose. Old English had unliesan "unloose, set free." Related: Unloosed; unloosing.
- unloved (adj.)
- late 14c., from un- (1) "not" + past participle of love (v.). A verb, unlove (with un- (2)) is attested from late 14c. Old English unlofod meant "unpraised."
He that can love unloved again,
Hath better store of love than brain
[Robert Ayton (1570-1638)]
- unlovely (adj.)
- late 14c., "not evoking feelings of love," from un- (1) "not" + lovely. Meaning "ugly" is recorded from 1390s.
- unlucky (adj.)
- 1520s, "marked by misfortune or failure," from un- (1) "not" + lucky (adj.). Similar formation in West Frisian unlokkich, Mliddle Low German unluckich. Sense of "boding ill" is recorded from 1540s; that of "having bad luck" is from 1550s; that of "bringing bad luck" is from 1580s. Related: Unluckily; unluckiness.
- unmade (adj.)
- mid-13c., "not yet made, unfinished, incomplete," from un- (1) "not" + past participle of make (v.).
- unmake (v.)
- late 14c., "bring down, dethrone;" early 15c., "undo, destroy, reduce to an unmade state," from un- (2) "reverse, opposite of" + make (v.). Similar formation in Middle Dutch ontmaken, German entmachen.
- unmaking (n.)
- "ruin, destruction," 1590s, verbal noun from unmake (v.).
- unman (v.)
- 1590s, "to deprive of the attributes of a human being," from un- (2) + verbal derivative of man (n.). Meaning "to deprive of manly courage" is attested from c. 1600; that of "to emasculate" is from 1680s.
- unmanageable (adj.)
- 1630s, from un- (1) "not" + manageable (adj.). Related: Unmanageably; unmanageableness.
- unmanaged (adj.)
- c. 1600, from un- (1) "not" + past participle of manage (v.).
- unmanly (adj.)
- late 15c., "degrading to a human,"from un- (1) "not" + manly (adj.). Similar formation in Middle Dutch onmamlijc, German unmännlich. Meaning "not having the qualities or attributes of a man" (as opposed to a woman or child) is from 1540s. Old English had unmennisclic "inhuman" (adj.); unmann (n.) "monster; wicked man."
- unmanned (adj.)
- "not furnished with a crew," 1540s, from un- (1) "not" + past participle of man (v).
- unmannerly (adj.)
- late 14c., from un- (1) "not" + mannerly (adj.).
- unmarked (adj.)
- c. 1400, "having been given no mark," from un- (1) "not" + past participle of mark (v.). Similar formation in Old Norse umarkaðr. Meaning "not noticed or observed" is recorded from 1530s.