きわ 極める Common word Wanikani level 27 Play audio Show inflections LinksSentence search for 極めるSentence search for きわめるSentence search for 究めるSentence search for 窮めるKanji details for 極Edit in JMdict Ichidan verb, Transitive verb1. to carry to extremes; to go to the end of somethingesp. 極める, 窮めるIchidan verb, Transitive verb2. to investigate thoroughly; to masteresp. 究めるOther forms究める 【きわめる】、窮める 【きわめる】 Discussions Log in to talk about this word.