bounded — (of a set) having a bound, esp where a measure is defined in terms of which all the elements of the set, or the differences between all pairs of members, are less than some value, or else all its members lie within some other well-defined set
founded — simple past tense and past participle of find.
grounded — the solid surface of the earth; firm or dry land: to fall to the ground.
hounded — one of any of several breeds of dogs trained to pursue game either by sight or by scent, especially one with a long face and large drooping ears.
pounded — Archaic. to shut up in or as in a pound; impound; imprison.
rounded — having a flat, circular surface, as a disk.
sounded — Surgery. a long, slender instrument for sounding or exploring body cavities or canals.
Three-syllable rhymes
abounded — to occur or exist in great quantities or numbers: a stream in which trout abound.
astounded — If you are astounded by something, you are very shocked or surprised that it could exist or happen.
compounded — If something is compounded of different things, it is a mixture of those things.