Here are the stacking rules: of the members of the same group except the last, two first scripts are stackable: k* ' s= ' t[' pX the first and the second script are stackable: k( ' s+ ' t[ ' pP two third scripts are stackable: g) ' z- ' d] ' b, the third and the fourth script are stackable: gG ' zZ ' d} ' b< the athaq \ on top of the preceeding consonant is always lost when two consonant scripts are stacked except in the case of 'nga thaq' c\ which remain the same although the size becomes smaller, e.g., tk\k becomes tk* . the   C called kin zi "the ridder on the forehead" can be stacked with each of the preceeding consonant scripts: kC ' KC ' gC ' GC the V\ "nya-l`e thaq" can be stacked with both s and z consonant scripts: V= V- the nathaq n\ can be stacked with each of the preceeding consonant scripts and itself as in qi NIn: N[ ' N{ ' N] ' N} ' Nn the mathaq m\ can be stacked with each of the preceeding consonant scripts and itself as in kmx: mX mP m, m< mx the vowel script for the next character will remain the same before, above or after the stacking, e.g., Bn\et becomes BeN[ with thewe t'`o before the subscript      [ , and km\Ba becomes km<a with y`e c'a attached to the upper script m but after the subscript     < . she' ga' pauq the high tone mark : after the vowel symbol is always dropped when the vowel script is stacked to the next script. e.g., mn\;tel; loses its she' ga' pauq of mn\; when it is stacked mN[el; .