Aftergloom

Aftergloom

n.
the pang of loneliness you feel the day after an intensely social event, as the glow of voices and laughter fades into a somber quiet.

From afterglow + gloom.

Fygophobia

Anechosis

Siso

Hailbound

Scrough

Routwash

Momophobia

Lockheartedness

Ludiosis

Allope

Anecdoche

Amuse-Douche

Wenbane

Anthrodynia

Eigenschauung

Eigen-schauung

Aftergloom

Poggled

Anaphasia

Manusia

Kinchy

The Til

Lilo

Adomania

Mal De Coucou

On Tenderhooks

Zielschmerz

Fensiveness