er schwindet

is fading, is diminishing, is disappearing

→ schwinden
schwind vanish; dwindle + et Present-tense ending for you plural or he/she/it; also used for the you-plural subjunctive and imperative
verb · 3rd-person singular, present tense / 2nd-person plural, present tense / 2nd-person plural Rare #35,219
is fading, is diminishing, is disappearing Often describes something gradually becoming weaker or less noticeable.
GE: Das Licht schwindet langsam.
EN: The light is slowly fading.
Conjugation of schwinden
Indicative present
SingularPlural
Second — schwindet
Third schwindet —
Subjunctive present
SingularPlural
Second — schwindet
Imperative
SingularPlural
Second — schwindet

Aber während Linguini erklärt, schwindet Egos Lächeln.

But while Linguini is explaining, Ego's smile fades.

— Ratatouille (2007)

Seine Popularität schwindet.

His popularity is waning.

Diese Zukunft schwindet bereits.

This future is already fading.

— Der Herr der Ringe - Die Rückkehr des Königs (2003)

Das Tageslicht schwindet draußen langsam.

The daylight is slowly fading outside.

Ihre Angst schwindet schnell dahin.

Her fear is rapidly fading away.

— Moulin Rouge (2001)

Unsere Zahl schwindet hin.

Our numbers are dwindling.

Dein Leben schwindet allmählich dahin.

Your life is gradually fading away.

— Pirates of the Caribbean - Fluch der Karibik 2 (2006)