This is the 12772nd most frequent Spanish word.
olvide
"Olvide" is the first-person singular past subjunctive or formal imperative of "olvidar," meaning "I forgot" or "forget" (command).
The word 'olvidé' is the first-person singular past form of the verb 'olvidar', indicating that the speaker personally forgot their keys.
Olvidé mis llaves en casa.
I forgot my keys at home.
Here, 'olvide' is the subjunctive present form of 'olvidar', used to express a wish or desire regarding someone else's actions.
No quiero que olvide la lección.
I don't want him/her to forget the lesson.
In this sentence, 'se olvide' appears in the subjunctive tense indicating what is desired or required to occur regarding forgetting the appointment.