右から左へ[migikarahidarihe] from right to left
右といえば左[migitoiebahidari] always contradicting what other people say
右往左往[uousaou] move about in confusion
左右[sayuu] left and right
左下[hidarishita] lower left

左回り[hidarimawari] counterclockwise rotation
左官[sakan] plasterer
左岸[sagan] left bank (of a river)
左記[saki] undermentioned (statement)

一系[ikkei] single-family lineage
家系[kakei] family lineage
革新系[kakushinkei] liberal
共産系[kyousankei] communist controlled
銀行系カード[ginkoukeikaado] bank issued credit card

系図[keizu] family tree
系図学[keizugaku] genealogy (the study)
系統[keitou] system
系統樹[keitouju] genealogical tree

一翼[ichiyoku] (a) part
右翼[uyoku] right-wing (politics)
右翼団体[uyokudantai] right-wing organization (clique) (organisation)
羽翼[uyoku] wings and feathers
下げ翼[sageyoku] wing flap

左翼[sayoku] left-wing
主翼[shuyoku] main wings (of an aeroplane, airplane)
小心翼翼[shoushinyokuyoku] very timid
上翼[jouyoku] upper wing of a plane
全翼飛行機[zenyokuhikouki] flying wing