| 词汇 | unfit |
| 词根词缀 | 词源： unfit (adj.) 1545, "not suitable" (in ref. to things), from un- (1) "not" + pp. of fit (see fit (adj.)). In ref. to persons or human qualities, attested from 1551. The verb meaning "to render unfit" is recorded from 1611. |
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