constant Synonyms - page 3

nonstop round the clock around the clock addictive undeviating unchangeable unshaken unalterable unending atomic number uninterrupted untiring unaltered atomic mass unfading nonspatial nonreversible fogyish unmodifiable stabile truehearted long-standing long-term unwavering long-lasting monaural robotlike unhesitating recurrent habitual enduring endless durative durable double-dyed dogged diuturnal diligent devout devoted determined dependable equable eterne eternal given gerent frequent FAST faithful