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to be truant

ribbon

robot

symbol

worn-out

boy

boat

ball

bonus

ball-point pen

volleyball

basketball

boyfriend

volume (sound level)

bob (haircut)

good

boss

lab

volt

self-defence (defense) (type of wrestling)

bottle

bolero (dance)

bond

compressed gas cylinder

bowl

box

gavotte

mambo

bottom

voice

(corrugated) cardboard

stroboscope

parabola (antenna, microphone reflector, etc.)

Boston

Bosnia

Botswana

convoy

bonnet

boycott

bossa nova

Lisbon (Portugal)

vagabond

metabolic

gas cylinder

symbolic

Melbourne

bowling (esp. tenpin)

boxing

symbolist

kickboxing

parabolic antenna

body-conscious (look)

volunteer

jumbo

bow (weapon)

balk

turbo

volley

board

bone

bogey

modern

bourbon

oboe

carbon

bravo

border

vocal (performance)

bold

boiler

boxer (fighter)

cowboy

billboard

ivory

keyboard

tugboat

dodgeball

(emotional) backbone

football (soccer, rugby, American football, etc.; esp. soccer)

bobsleigh

bowing (of a string instrument)

bow collar

voltage

vocoder

palm ball

playboy

snowboard

gateball (mallet sport similar to croquet)

(plastic) toboggan

scoreboard

softball

trombone

handball

play ball!

herringbone

vocalist

minivan

Super Bowl (championship game of the National Football League)

hard-boiled (person, style, etc.)

border line

Boy Scouts

boat people (esp. from Vietnam)

cockpit voice recorder

snowplow turn

boardsailing

voyager

base on balls

forkball

juke-box

body blow

body

collaboration

rainbow fish

(Australian) Aborigine

invoice

Bombay blood type

abort

winning ball

soap bubble

Devonian period

push button

Boer

miniboss

big goof

big lie

great idiot

flea market (esp. one held in Setagaya, Tokyo in December or January)

slagheap

Nippon Resibon Corporation

robotization

boxing (putting a value in a wrapper type)

Thelephorales

to have one's faults exposed

to expose one's faults

boldface

population bonus

doing or saying something a little stupid

to speak disparagingly of

saboteur

to be mad about

The University of Melbourne

boxing world

arborio rice (Italian variety)

basketball club

boxing club

glowworm

keyboard input

Haber-Bosch process (for producing ammonia)

football field

bowling alley