insincere
adj.
1620s (implied in insincerely), from Latin insincerus "not genuine, not pure, adulterated," from in- "not" (see in-(1)) + sincerus (see sincere).
| 词汇 | insincere |
| 词根词缀 | Online Etymology Dictionary insincere adj. 1620s (implied in insincerely), from Latin insincerus "not genuine, not pure, adulterated," from in- "not" (see in-(1)) + sincerus (see sincere). |
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