とっくに卒業した
a graduate
一番で卒業した
卒業したての先生
優等で卒業した
to graduate from a university―(は英、米は)―be graduated at a university
to finish the middle school―complete the middle-school course
I graduated from the school.
the act of graduating from high school
The time for graduation is nearing.
a person who has graduated from university