1: Freshen the atmosphere (3)
2: Decide to find a new answer (7)
3: Prattle about nothing, meaning spear (7)
4: Inauguration of Pennsylvania resident who occupies 1600 Pennsylvania Ave (9)
5: Pate topping primarily honey and tamari? (3)
7: Nothing added to list for early riser (7)
10: Succumbed to one in evil castle (4,3,2)
11: Tennis linesmen look for this tinea, perhaps (4-5)
13: Essentially presents allegory conducive to isolation (9)
16: Any environment for car maintenance (7)
17: Unsavoury gaol hid a Spanish nobleman. (7)
19: Quickly strip satay cut (2,1,4)
20: Foolish fancy makes him race around (7)
23: Without it, set call for recompense (3)
24: No one told sister (3)