Synonyms of sounder

1 Syllable
well, right, hale, firm, sane, fit
2 Syllables
vibrant, whole, thorough, intact, perfect, total, flawless, vital, stable, solid, sturdy, hearty, unhurt, robust, safe
3 Syllables
entire, vigorous, substantial, undecayed, effectual
4 Syllables
wholesome, unblemished, undamaged, unimpaired, uninjured, well-constructed