What's the point?

[Empty]

Struggling - any help would be appreciated.
1. Down with Aberdeen's first graduates (1,3)
2. Author who put his pen,er,on the sofa? (7-5)- anagram I think.
3. Shakespeare's familiar friend to provide food for family member (5,6)
4. Religious painting of two Greek letters (5)

[bibblebub]

2 Quiller-Couch

[bibblebub]

1 à bas

[mike11111]

1 A bas
4 Pieta

[bibblebub]

4 pieta

[boxtops]

3 The term for Familiar Friends in Shakespeare was Gossip - that could be the 6 letter word?

[kettledrum]

3 cater cousin

[rralphs]

3. Cater-cousin, from merchant of Venice