共きょう同どう溝こうMeaningsNoun1. multipurpose underground utility conduitKanji used共together同same溝ditchPitch accentきょうどうこうComposed of共きょう同どうcooperation; collaboration; association; partnership; (acting in) unison; community; communal use; common possession; sharingNoun溝こう10^32; hundred nonillionNumeric