LETTER Y (see also by)

NOTATION
yl (G).   substance, matterabymen, -o (G).   a membrane
yper (G).   over, aboveypn, -o (G).   sleep.
ypo (G).   under, belowyponom.   undermine.
ypsil, -i, -o (G).   y-shapedyun, -g, *x (NL).   wryneck