懇
コン, ねんご.ろ

sociable, kind, courteous, hospitable, cordial

JLPT1 G7 S17 F1135

As per 貇# as described in 墾 (adhere) + 心 heart/emotions → adhering/lasting feelings of *cordiality* or *sincerity* (compare 恩) → *courteous*; *intimate*.

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