babies
Botany.
hubbub; entomb; bicarb
cobweb, bubble, nubile, rebuff, submit, goblet
The letters can be used to spell the 6 letter word bedpan. Merriam-Webster's Official Scrabble Players Dictionary also includes the 6 letter words baleen (whalebone), deaden and leaden.
There is no 7-letter word using those letters, but there are two 6-letter options:confabforbad
Words with 6 letters: imbues
Benumb is a 6 letter word. It means to make numb.
burier, rubier
A nine letter word using those letters is boomerang.
sybass
genres
berets
Botany
babies
Botany.
batter