Adolescence /ˌæd

academic /ˌæk.əˈdem.ɪk/ adjective STUDYING
1. relating to schools, colleges and universities, or connected with studying and thinking, not with practical skills
academic subjects/qualifications/books
an academic institution
the academic year (= the time, usually from September to June, during which students go to school or college)
academic standards
2. describes someone who is clever and enjoys studying
I was never a particularly academic child.
eligible /ˈel.ɪ.dʒə.bl ̩/ adjective
1. having the necessary qualities or satisfying the necessary conditions
Are you eligible for early retirement/maternity leave?
You might be eligible for a grant.
Only people over 18 are eligible to vote.
2. describes someone who is not married and is thought to be a suitable future marriage partner, especially because they are rich and attractive
I can think of several eligible bachelors of my acquaintance.
mixed /mɪkst/ adjective
1. showing a mixture of different feelings or opinions
There has been a mixed reaction to the changes.
2. for both sexes
Our children go to a mixed school .
Some of his jokes were too rude for mixed company (= a group where both males and females are present) .
3. combining people of a different religion or race
a mixed marriage
postgraduate /ˌpəʊs t  ˈgrædʒ.u.ət/ /ˌpoʊs t  ˈgrædʒ.u-/ adjective [ before noun ] ( mainly US graduate )
describes university studies or students at a more advanced level than a first degree
postgraduate studies/research
a postgraduate degree in microbiology
relevant /ˈrel.ə.v ə nt/ adjective
1. connected with what is happening or being discussed
Education should be relevant to the child's needs.
For further information, please refer to the relevant leaflet.
The point is highly relevant to this discussion.
I'm sorry but your personal wishes are not relevant (= important) in this case.
Opposite irrelevant
2. correct or suitable for a particular purpose
plans to make schooling more relevant to life beyond school