Perpendicular strove for verticality and dispensed with the Curvilinear style's sinuous lines in favour of unbroken straight mullions from top to bottom, transected by horizontal transoms and bars.
Strove tan ammuqqas nen daɣ tacšijrit tolas azunnen id išikil n iyaka tan akrambaynen s mullion tan oɣadnen s afalla har s ider , azunnen transom tan d tiburijen