considerate (adj.)youdaoicibaDictYouDict[considerate 词源字典]
1570s, "marked by deliberation," from Latin consideratus, past participle of considerare (see consider). Of persons, "deliberate, prudent," 1580s; meaning "showing consideration for others" is from c. 1700. Related: Considerately; considerateness.[considerate etymology, considerate origin, 英语词源]