Forget
/fəˈɡɛt/
verb
To lose remembrance of.
“I have forgotten most of the things I learned in school.”
To unintentionally not do, neglect.
“I forgot to buy flowers for my wife at our 14th wedding anniversary.”
To unintentionally leave something behind.
“I forgot my car keys.”
Synonyms: disremember, obliviate, overlook, pass over