whitefish, washcloth
Ballerina is one 9-letter word beginning with B and ending with A.
headache. Here's one with 9 letters - heartache
A nine letter word using those letters is boomerang.
There aren't any 9 letter words ending in 'joust'.
Spaghetti
allotmentamendmentargumentsassigningattachingattributeavailable
Kickstand is a 9 letter word. Kidnapped is a 9 letter word.
These might work: watermark windbreak wisecrack womenfolk woodblock woodchuck wristlock
diorrheas
antipathy
Nightgear
variegate