Denshi Jisho — Online Japanese dictionary

返事 へんじ reply; answer; response
Common word, Noun, Suru verb 
返事を延ばす へんじをのばす to delay one's answer
Expression, Godan verb with su ending 
返事を遅らす へんじをおくらす to defer one's reply
Expression, Godan verb with su ending 

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