Denshi Jisho — Online Japanese dictionary

埋もれる うもれる to be buried; to be covered; to be hidden
Common word, Ichidan verb, Intransitive verb 
埋もれる うずもれる to be buried; to be covered; to be hidden
Ichidan verb, Intransitive verb 
埋もれる うづもれる to be buried; to be covered; to be hidden
Ichidan verb, Intransitive verb 

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