Cullen's Cryptic

[Daij]

1d Final place for Oxford, say? (4)
?A?T
8a Old sweetheart dejected without sweetheart (6)
O?O?E?
10a Equipment that is left behind Bertie Wooster's mother? (8)
M?L?R?E?
11a Caught frolicking around rear of hidden German cave (7)
?C?T?N?

Thanks in advance

[Neveracrossword]

1 Last, as in shoemaking/Oxford is a shoe.

[Neveracrossword]

10 Materiel, equipment. Mater, what B Wooster probably call his mother + IE, that is +L, left?

[Neveracrossword]

11 Achtung, cave, attention, warning.Anagram of 'caught' and the N at the end, rear, of 'hidden'.

[cashier]

11 Achtung Anag caught and n

[Daij]

I messed up!
8a is now,
??O?E?

One more,
4d Planet's core hot, going right down (5)
???t?

[Neveracrossword]

4 Earth, planet, from Heart, the H moving.

[cashier]

8 Former?

[Daij]

Template for 8 is,
A?O?E?

[Neveracrossword]

Amoret

[cashier]

8 Amoret?

[Daij]

Thanks both, pure class - once again

[Neveracrossword]

Amort = dejected, add the 'e' at the centre, heart, of 'sweet'.

You're welcome, Daij!