Estribo
n.The innermost of the ossicles of the ear; the stirrup, or stirrup bone; -- so called from its form. See Illust. of Ear.
n.stirrup, auditory ossicle generic term
Vogais: ae
Consoantes: stps
staph, stave, stipe, stope, stupe, stp, steppe, stab, stative, stay up.