The word for today is…
spoony (adj) – 1. Enamored in a silly or sentimental way.
2. Feebly sentimental; gushy.
Source : The Free Dictionary
Etymology : 1812, “soft, silly, weak-minded;” by 1836 as “foolishly sentimental,” with -y + spoonin a slang sense “silly person, simpleton” (1799), a figurative use of the eating utensil word, perhaps based on the notion of shallowness.