極左 (きょくさ)extreme left; ultraleft

extreme left; ultraleftnoun (common) (futsuumeishi), nouns which may take the genitive case particle 'no'

極左, its kanji, and other words that share them.Open this graph

Kanji in 極左

積極的せっきょくてきpositive; assertive
積極せっきょくactive; positive
消極的しょうきょくてきnegative; passive
極東きょくとうFar East
極端きょくたんextreme; extremity
南極なんきょくSouth Pole
極右きょくうfar right (in politics); extreme right
極秘ごくひabsolute secrecy
左ひだりleft; left hand side
向かって左むかってひだりon the left as one faces (it)
左翼さよくleft-wing (politics)
左右さゆうleft and right; right and left
左派さはleft wing
左腕さわんleft arm
左前ひだりまえwearing a kimono with the right side over the left (normally used only for the dead)
左手ひだりてleft hand

See how 極左 connects to the rest of Japanese.