blabbed, boasted, bossedm boomed, bellowed, barked, and blurted. ;-)
Boost is a synonym for the word lift and starts with the letter B.
blinking
browse
Bind
beneficial
beneficial arrangement
boisterous
A synonym for "many" that starts with the letter "b" is "numerous." However, if you're looking for a word that directly starts with "b," you could consider "bountiful" as it conveys a sense of abundance.
declared
yes notated
bad, beastly
Brighter.