sf (sucro+ase) O mesmo que súcrase.
Vogais: uae
Consoantes: scrs
sucrases, sucrose, sacarase, sucroses, surrasse, sciras, suaras, surjas, surras, sacarases.
primaverase, epimérase, transferase, transporase, tropanolesterase, paráfrase, dextrase, desidrase, prase, esterase, úrase, carbo-hidrase, colinesterase, polimerase, epícrase.