dē_e ⇌ su_um / [-spread -labdent]*[a-e-i-o-r-u-y-ā-ē-ī-ō-ū][a-e-i-m-n-o-r-u-y-ā-ē-ī-ō-ū]_r_

http://lila-erc.eu/data/lexicalResources/prinparlat/id/pattern_270 <http://lila-erc.eu/ontologies/prinparlat/Pattern>

dē_e ⇌ su_um / [-spread -labdent]*[a-e-i-o-r-u-y-ā-ē-ī-ō-ū][a-e-i-m-n-o-r-u-y-ā-ē-ī-ō-ū]_r_ 
dē_e ⇌ su_um / [-spread -labdent]*[a-e-i-o-r-u-y-ā-ē-ī-ō-ū][a-e-i-m-n-o-r-u-y-ā-ē-ī-ō-ū]_r_ 

data from the linked data cloud