bancs
Another word for kindly beginning with 'b' is benevolent.
Botany
bananabacteriabasilicaballerinabelugabandannabarracudabolognabulimia
backbonebackgroundballparkbaseballbaseboardbasketballbathhousebathtubbathwaterbirdhousebirthdaybirthmarkbirthrightblackbirdblackboardblackmailbloodbathbookmarkbookshelfbluebellbluebirdblueprintboyhoodbrainwavebreadwinnerbreakwaterbrownstonebutterball
Bank on it!
Bingo
bicarbonate
ballistic
Bash
biotic
Bewitch
boisterous