吹っ切れる[fukkireru] to break through (e.g. one's doubts)
襤褸切[borokire] old rag
やり切る[yarikiru] complete decisively
切死丹[kirishitan] early Japanese Christianity (from the later Muromachi period)
哀切[aisetsu] pathetic

一切[issai] all
ひと切り[hitokiri] pause
１切れ[hitokire] slice
一切経[issaikyou] complete Buddhist scriptures
一切衆生[issaishujou] all living creatures

まっ四角[masshikaku] square
一天四海[ittenshikai] the world
下四半期[shimoshihanki] last quarter (of the year)
弦楽四重奏曲[gengakushijuusoukyoku] string quartet
再三再四[saisansaishi] repeatedly

三寒四温[sankanshion] alternation of three cold and four warm days
四つ[yottsu] four
四つんばい[yotsunbai] (crawl) on all fours
四つ角[yotsukado] four corners
四つ足[yotsuashi] four-footed (animal)