B开头N结尾 7个字母的单词

大约有几十个，
balloon barchan bargain baseman bassoon bastion batsman beadman beclown
bedeman bedgown bedizen bedouin beechen begroan bellman benison benzoin
betaken bethorn betoken between bighorn billion biotron birchen birdman
bittern blacken blouson blowgun bluefin boatman bodhran bogbean bogyman
bondman bookman boomkin botulin bounden bourbon bourdon bracken bradoon
brechan bridoon broaden buckeen buffoon bullion bullpen bumpkin burgeon
burthen bushman butyrin

其中man结尾的，还有men的变化，没有列出来。本回答被提问者和网友采纳

burning
adj. 燃烧的；强烈的；发热的
n. 燃烧
vi. 燃烧（burn的现在分词）追问

B开头N结尾

追答

billion
n. 十亿；大量
num. 十亿
adj. 十亿的