unprincipled
adj.
1630s, "not instructed" (in something), from un-(1) "not" + principled, adj.. Meaning "not honorable" is recorded from 1640s.
| 词汇 | unprincipled |
| 词根词缀 | Online Etymology Dictionary unprincipled adj. 1630s, "not instructed" (in something), from un-(1) "not" + principled, adj.. Meaning "not honorable" is recorded from 1640s. |
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