Across
1
Cummerbund, for example (4)
3
Move hurriedly – render unintelligible (8)
14
Representation of the correlation between experience and proficiency (8,5)
19
Iota – free-for-all (5)
23
Express complete confidence in (5,2)
Down
1
On-screen translation (8)
2
Firework, disappointing when damp (5)
5
Charged battery component (5)
7
A walk in the park, perhaps (4)
8
Situation in which people express fulsome mutual praise (4-2)
15
Practising self-denial (7)
18
Doughnut-like shape (5)
21
Metallic element and essential trace mineral (4)