I should explain:
(a) anagram of CHEAT = CATHE
(b on king = Rex R
(c) during = IN
(d) Henry = H
(e) 8th letter of suspicion = O
.(f) trophy = AWARD, beheaded = WARD
I have 2 Say that I had the "S" as the first letter of the first name of the 9 letter word because the intersection was with 1 across with "S" being the first letter of a 13 letter word to the following clue which I thought I had correctly solved which went thus:-
One's a bit grey, but strangely stout and muscular (13)
I had assumed (wrongly it appears) that the answer was an anagram of stout/muscular with is STRATOCUMULUS.