名詞 morning:

1. the time period between dawn and noon
   同義詞：morning, morn, morning time, forenoon
2. a conventional expression of greeting or farewell
   同義詞：good morning, morning
3. the first light of day
   同義詞：dawn, dawning, morning, aurora, first light, daybreak, break of day, break of the day, dayspring, sunrise, sunup, cockcrow
4. the earliest period
   同義詞：dawn, morning