long absent, soon forgotten
Love fades away when people are distant and do not maintain close physical contact.
ADJ.
all, clean, emphatic, pretty, sure
I'm pretty sure I've forgotten where I parked my car this morning.
VERB + FORGOTTEN
going, haven't, past
I haven't forgotten what happened between us last summer.
FORGOTTEN + NOUN
anything, case, constructions, umbrella
She left her forgotten umbrella at the restaurant last night.
PREP.
about, in
I found my old diary forgotten in the attic after all these years.
ADV.
again, once, promptly
She had once forgotten her keys and got locked out of the apartment.