同日: the same day

同事: the same event; no change (A symbol in Japanese candlestick charting that represents a session in a financial market during which the opening and closing prices are equal or nearly equal. This symbol usually looks like a cross. The time period of the session may vary, but 15 minutes, hourly, daily and weekly are the most common)

鬧事: to cause a commotion

同人: the same person; a coterie or member of a coterie / 同仁: universal benevolence / 同塵: walking in step with the rest of the world, fitting in

he / distal demonstrative, something far off removed from both speaker and listener: that / boyfriend

distal demonstrative, something far off removed from both speaker and listener: that, yon / particularly, male personal third person pronoun: he / by extension from he: boyfriend

he; boyfriend

a university; a college

(Confucianism) Great Learning

graduation / outgrowth / (Japanese entertainment) graduation (leaving a group)