B as in …

Ba

Baa

Babe

Baby

Bach

Backbone

Backpack

Backwardness

Backyard

Bacon

Bad

Badminton

Bag

Bagel

Bait

Baked Potato

Baker

Baking

Balance

Bald Eagle

Baldness

Ball

Ball Game

Ban

Banana

Band

Bang

Bank

Banting

Bar

Barber

Baring

Bark

Barkeep

Barman

Barn

Barrie

Bartender

Base

Baseball

Basement

BASIC

Basket

Basketball

Basketball Team

Bastard

Bat

Bath

Bathroom

Batman

Batter

Battery

Battle

Bay

Beach

Bean

Bean Dip

Bear

Beard

Beat

Beau

Beauty

Beaver

Bed

Bedroom

Bee

Beef

Beef Jerky

Beep

Beer

Beethoven

Begging

Beginning

Behind

Believing

Bell

Belonging

Belt

Ben

Bench

Bend

Best

Best Friend

Bet

Better

Bi

Bible

Bicycle

Big H

Bigness

Bike

Bill

Bill Gates

Billy

Bin

Bin Laden

Binary

Bird

Birth

Birthday

Birthday Party

Biscuit

Bisexual

Bison

Bit

Bitch

Bite

Bitter

Black

Black And White

Black Hole

Blackjack

Blade

Blanket

Bleeding

Blend

Blender

Blessing

Blind

Block

Blonde

Blood

Blood Type

Blow

Blowjob

Blue

Bluntness

Blush

Board

Boat

Bob

Body

Boiling

Bolt

Bomb

Bone

Boner

Boo

Boob

Booger

Boogie

Book

Boom

Boomerang

Booty

Border

Boring

Born

Boss

Boston

Bother

Bottle

Bottom

Bounce

Bout

Bow

Bowl

Bowling Ball

Box

Boxer

Boy

Boyfriend

Bra

Braille

Brain

Brake

Brand

Bread

Break

Breakfast

Breath

Breed

Brick

Bride

Bridge

Brightness

Bringing

Britain

British

Broccoli

Brother

Brown

Bruise

Brunette

Bubble

Buck

Bucket

Buddy

Bug

Builder

Building

Bulb

Bull

Bullet

Bullshit

Bullying

Bum

Bump

Bun

Bunch

Bundle

Bungee

Bunny

Burger

Burlap

Burning

Burrito

Burst

Burying

Bus

Bus Driver

Bus Station

Bus Stop

Bush

Business

Businessman

Bust

Butcher

Butt

Butter

Butterfly

Button

Buy

Bye