Dewy-eyed Definition

do͝oē-īd, dyo͝o-
adjective
Trustful, innocent, optimistic, etc.; not cynical or suspicious.
Webster's New World

Having eyes with a moist, glistening appearance, especially as indicating that one is on the verge of crying or that one is experiencing strong emotions.

Wiktionary

Excessively nostalgic.

Wiktionary
Synonyms: