"ī ⇌ sum / [-spread -lat]*[-spread -lat -labdent -low][a-c-e-g-i-k-o-q-u-y-ā-ē-ī-ō-ū][l-r-s-z]_" . . . "ī ⇌ sum / [-spread -lat]*[-spread -lat -labdent -low][a-c-e-g-i-k-o-q-u-y-ā-ē-ī-ō-ū][l-r-s-z]_" . .