Synonyms of high-principled

1 Syllable

firm, loyal, strong, sure, staunch, good, true, sound, tried

2 Syllables

decent, certain, honest, steadfast, sterling, proved, true-blue, trusty, upright, candid, faithful, okay, there, righteous, stable, solid, constant, steady, virtuous, safe

3 Syllables

reliable, right-minded, conscientious, tried-and-true, true-hearted, unfailing, veracious, principled, clean-living, careful, sincere, ethical, devoted, incorrupt, truehearted

4 Syllables

decisive, definite, honorable, respectable, predictable, impeccable, responsible, positive, reputable, dependable, determined

5 Syllables

unequivocal, undeceptive, unimpeachable