Synonyms of true-blue

1 Syllable
firm, loyal, sure, staunch, tried
2 Syllables
hard-core, die-hard, moral, ardent, steadfast, trusty, truthful, upright, faithful, trustier, staunchest, lieger, virtuous, stauncher
3 Syllables
truth-telling, reliable, dead-level, trustable, patriotic, tried-and-true, true-hearted, trustworthy, veracious, dutiful, clean-living, allegiant, sincere, truthtelling, devoted, incorrupt, truehearted, sincerest, genuine
4 Syllables
high-principled, honorable, moralistic, never-failing, dependable, dedicated
5 Syllables
undeceptive