fade
noun
a golf shot that curves to the right for a right-handed golfer
“he took lessons to cure his slicing”
gradually ceasing to be visible
Synonymsdisappearance
verb
become less clearly visible or distinguishable; disappear gradually or seemingly
“The scene begins to fade”
“The tree trunks are melting into the forest at dusk”
Synonymsmeltlose freshness, vigor, or vitality
“Her bloom was fading”
Synonymswitherdisappear gradually
“The pain eventually passed off”
become feeble
“The prisoner has been languishing for years in the dungeon”
Synonymslanguish
Source: WordNet 3.1, Princeton University