forty-niner (noun) gold digger: opportunist
Sinonime: abiding, ageless,
always, amaranthine,
boundless, ceaseless,
constant,
continual, continued,
continuous, dateless, deathless, enduring,
everlasting, forever, illimitable, immemorial, immortal,
immutable, imperishable,
incessant,
indefinite,
indestructible,
infinite,
interminable,
lasting, never-ending, perdurable,
perennial, permanent, perpetual,
persistent,
relentless, termless,
timeless, unbroken, unceasing,
undying,
unending, unfading, uninterrupted, unremitting, without end
Antonime: brief,
changeable,
changing,
ending,
ephemeral, stopping,
temporary, terminable,
transient