Answer: evanescent

AnswerCrossword Clue
EVANESCENTFleeting.
EVANESCENTTending to fade away.
EVANESCENTFleeting
EVANESCENTEphemeral
EVANESCENTTending to fade from sight
EVANESCENTVanishing
EVANESCENTNot here for long
EVANESCENTFading
EVANESCENTNot exactly carved in stone
evanescentDenoting a field or wave that extends into a region where it cannot propagate and whose amplitude therefore decreases with distance
evanescentfleeting, transitory
evanescentSoon passing out of sight, memory, or existence; quickly fading or disappearing