The Very Logical Prize Puzzle N0 343

[Matakari]

Answers/Hints for the following would be appreciated, thanks!
ACROSS:
9 . A branch of this may offer peace,

Ere violet in its form doth cease. (5,4):????E?S?E
10, 22 dn. Easy to understand, as meekness becomes rebellious. (5,5): M?????????
9. Fascinated with a small measure fitting in color. (8):??R???A?
21. The vet gets sick -- unusually so -- and is the most complaining. (10):
??E???D???
28. Started eating around a scene of business activity. (7,6): ?R???C???T???
DOWN:
7. Don’t request preferences of Kansas or (very briefly) be disturbed. (3,2,6):
A???E??????
8. Small hay pile that is Welsh emblem -- that is -- soup. (12): ???K?E?????E
11. Potential sin might be most important aspect. (7,5): ??T?????????

[Toorak]

9 anagram of ere violet

[JJ109]

9. Olive

[JJ109]

10d anagram "as meekness" - begins with "M"

[writesbad]

8 hint: a small hay pile is a cock

[Toorak]

28 anagram of started eating

[JJ109]

7 anagram of "of Kansa or +v(ery)"

[JJ109]

^^ "of Kansas or v"

[Matakari]

Thanks so much, but still can't work out the anagrams for 7 and 10. Another nudge?

[writesbad]

10 hint: first word is "makes"

[JJ109]

7 three letter word for request beginning with A
2 letter word begins with N
6 letter word (American spelling) begins with F

[Matakari]

Thanks Jj109, 7d is quite clear now.

[Matakari]

Tes, Writesbad, this one makes sense. too! Many thanks !

[Matakari]

Thanks, writesbad, this one makes sense, too! Many thanks!

[Matakari]

Any help for the following? Thanks in advance!
21(A) The vet gets sick -- unusually so -- and is the most complaining. (10): K?E???I?S?
11(D) Potential sin might be most important aspect. (7,5):
S?????T?O??? ( SCARLET WOMAN?

[Mamyalynne]

21 the vet sick, anagram

[Mamyalynne]

11 Salient point

[Matakari]

Mamyalynne, are my letters right for 21(A)? I have: K?E???I?S?
We're perhaps looking for a word of Scottish origin? Thanks!

[Mamyalynne]

https://en.wiktionary.org/wiki/kvetchiest

[Matakari]

Thanks again, Mamyalynne!

[Matakari]

The final hurdle is here! Just hints now to give me the satisfaction of completing this puzzle! Thanks again in advance! Here are the last 4:
ACROSS:
14. The odd fact about British toilet backing up - be reckless. (3,3,4):
???T?E?O?L
17. One is spiritually attached to such as Tom and Ule, in a way (4,4):
?I?L?A?E
19. Fascinated with a small measure fitting in color. (8):
E?R?P?E?
DOWN:
2, 27dn. American cuckoo to start calling under trees? Dam! (6):
A?I??T