Synonyms For "True" :

1 syllable:

echt, real, right, straight, sure

2 syllables:

correct, faithful, honest, lawful, rightful, sincere, truthful, unfeigned

3 syllables:

accurate, actual, genuine, literal

4 syllables:

admittedly, apodeictic, apodictic, avowedly, confessedly, dependable, honorable, reliable