1: Idle talkers to go, with one final word about the vessel (7)
2: A German novelist's almost horsy model (9)
3: Relative clause ultimately adopted by the kind (5)
4: Original marks in bad degree came to light (7)
5: Sometimes they mischievously spray-paint footwear, making the top violet (7)
6: Excitedly rerun tape for thrill (9)
7: California has an artificial waterway (5)
8: Up in grassy area around Kentucky (7)
15: Behold grand gold flightless bird, chattering endlessly (9)
17: Nolte, in movie 'Emergency Room,' is one eating on the grass (9)
18: Religious observance improves personality a little (7)
19: Particular esteem (7)
20: After start of century, Maud, I'm mixing a yellow pigment (7)
21: Settler-constructed bridge (7)
23: Big Bird: 'Apologies--getting a late start' (5)
25: Sense of location, we hear (5)