Adolescence /ˌæd

grade /greɪd/ noun [ C ] LEVEL
1. a level of quality, size, importance, etc
He's suffering from some kind of low -grade (= slight) infection, which he can't seem to get rid of.
There's some really high -grade (= high quality) musicianship on this recording.
Bill has been UK on / US at the same grade (= his job has been of the same level of importance, or he has had the same level of pay) for several years now.
2. a number or letter that shows how good someone's work or performance is
Steve never studies, but he always gets good grades.
UK Carla got a grade A in German.
grade /greɪd/ noun [ C ] SCHOOL
3. US a school class or group of classes in which all the children are of a similar age or ability
Jackie is in the sixth grade.
graduation /ˌgrædʒ.uˈeɪ.ʃ ə n/ noun [ C or U ]
when you receive your degree for finishing your education or a course of study
a graduation ceremony
grant /grɑːnt/ /grænt/ noun [ C ]
a sum of money given especially by the government to a person or organization for a special purpose
a student/research grant a local authority/government grant
[ + to infinitive ] They gave/awarded her a grant to study abroad for one year.