Denshi Jisho — Online Japanese dictionary

妬む ねたむ to be jealous of; to envy; to begrudge
Common word, Godan verb with mu ending, Transitive verb, Usually written using kana alone 
妬む そねむ to be jealous of; to envy; to begrudge
Godan verb with mu ending, Transitive verb, Usually written using kana alone 

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