"gere ⇌ ctum / [-spread]*[a-e-i-m-n-o-r-u-y-ā-ē-ī-ō-ū]_" . . . "gere ⇌ ctum / [-spread]*[a-e-i-m-n-o-r-u-y-ā-ē-ī-ō-ū]_" . .