Synonyms of phoenixlike

2 Syllables
undying, deathless, constant, endless, lasting
3 Syllables
enduring, evergreen, ceaseless, perennial, perpetual, eternal, timeless, immortal, unfading, abiding, permanent
4 Syllables
sempiternal, never-ending, everlasting, never-ceasing, perdurable
5 Syllables
amaranthine, indissoluble, interminable, incorruptible, indestructible