Resmungar
Grumble
Verbe grogner, bougonner, grognasser, grognonner, gronder, grommeler, marmonner, ronchonner, rouspéter, protester, semoncer, critiquer, pester, fulminer, fumer, rager, jurer, maudire, invectiver, renfrogner, assombrir
Vogais: auée
Consoantes: mgrr
macérer, maigreur, maigre, manger, masure, migrer, magyare, maigrir, majorer, manager.