Rigidez
n.Fierceness of look; sternness; crabbedness; forbiddingness.
n.ghastliness, gruesomeness, luridness, frightfulness generic term noun, asperity, hardship, rigor, rigour, severity, severeness, rigorousness, rigourousness, difficulty generic term, difficultness generic term
Vogais: ie
Consoantes: grmnss
grime, griman, grimme, grim, grin, germane, grain, grame, grane, grene.