Nice straightforward one - all the answers contain all the vowels, but no vowel is used more than once. Simples...
As ever, I'm all heart and have given you the word length and the first letter
-1. Conjectural consideration of a matter (11, S)
-2. Lines spoken in drama (8, D)
-3. Distant, withdrawn (10, U)
-4. To add one of the halogen elements to something (10, F)
-5. Wicked, iniquitous (9, N)
-6. Setting too high an assessment (11, O)
-7. Person or thing used to revive a patient (12, R)
-8. Overwhelming amazement (12, S)
-9. Disrespectful, rude (15, U)
-10. Ill-fed (12, M)