Transpire
A nine letter word using those letters is foresight.
citedal
antidisestablishmentarisms Alphabet - 26 letters, starts with A
You is not a letter it is three letters in a word.
extinguish
A science word that is six letters ans starts with the letter c is convex.
seeds.
axis
Jawed.
advertisementaccompanimentacupuncturistapportionment
jovial
Librarian is a 9 letter word that has letters BRAIN in it.