コマ割り[komawari] panel layout
一割[ichiwari] ten percent
一割引き[ichiwaribiki] 10% off sale
学割り[gakuwari] student discount
額面割れ[gakumenware] drop below par

割く[saku] to tear
割引券[waribikiken] discount coupon or ticket
割引く[waribiku] to discount
割り栗[wariguri] rubble
割り栗石[wariguriishi] crushed rock

罅割れ[hibiware] crack
罅焼き[hibiyaki] crackleware
罅ぜる[hazeru] to burst open
罅が入る[hibigahairu] to get cracked

罅割れる[hibiwareru] to crack
裂罅[rekka] fissure
罅隙[kogeki] crack