Occidental Verbal Derivation

Regul de Wahl

Rule

1. Get rid of the -r or -er from the infinitive.
2. If the remaining ends with …
   1. A vowel: add -t.
   2. -d, -r: it becomes -s.
   3. A different letter: no change.
3. Add suffix

Irregulars

• ceder → cess
• creder → cred
• morir → mort
• mover → mot
• nascer → nat
• seder → sess
• sentir → sens
• tener → tent
• venir → vent
• verter → vers

Examples

absorpter, acter, consumpter, corecter, covrir, ducter, electer, ofertar, protecter, creder