doubtless
mid-14c. (adv.), mid-15c. (adj.), from doubt, n. + -less. Related: Doubtlessly.
| 词汇 | doubtless |
| 词根词缀 | Online Etymology Dictionary doubtless mid-14c. (adv.), mid-15c. (adj.), from doubt, n. + -less. Related: Doubtlessly. |
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