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)

シーア派[shiiaha] Shia (sect of Islam)
一党一派[ittouippa] party
一派[ippa] school
印象派[inshouha] Impressionists
右派[uha] right wing

過激派[kagekiha] radical party
会派[kaiha] faction
各派[kakuha] each party
学派[gakuha] school
急派[kyuuha] dispatch

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