Denshi Jisho — Online Japanese dictionary

るい base (baseball)
Common word, Noun 
とりで fortress
Noun 
るいだ base hit
Noun 
るいしん base umpire (baseball)
Common word, Noun 
るいへき rampart
Noun 
に出る るいにでる to get on base (in baseball)
Expression, Ichidan verb 
を守る るいをまもる to defend a fort
Expression, Godan verb with ru ending 

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