Here is a list of nouns that start with BA.

babel, baby, babyhood, bachelor, back

backbend, backbone, backdrop, background, backing

backlash, backlog, backpack, backside, backstitch

backyard, bacon, bacteria, bad, badge

badinage, badmen, badminton, bag, baggage

bagpipe, bail, baileefe, bailiff, bailing

bait, baker, bakery, baking, balance

balancing, balcony, bale, ball, ballad

ballast, ballerina, ballet, balletomane, balloon

ballot, ballplayer, ballroom, ballyhoo, ballyhooey

balustrade, ban, banana, band, bandage

bandit, bandstand, bandwagon, bandwidth, bang

banging, banishment, banister, banjo, bank

banker, bankruptcy, banner, banning, banquet

banshee, banter, baptism, baptistery, bar

barbarian, barbecue, barbell, barber, barbital

barbiturate, bard, bargain, bargaining, barge

baritone, barium, bark, barkeep, barking

barley, barn, barnsful, barnstormer, barnyard

baron, barony, baroreceptor, barrack, barrage

barrel, barricade, barrier, bartender, base

baseball, baseballight, baseline, baseman, basement

basin, basket, basketball, bassinet, bastard

bastion, bat, batch, bateau, bath

bathrobe, bathroom, bathtub, baton, battalion

batten, batter, batterie, battery, battle

battlefield, battlefront, battleground, bauble, bawh

bay, baying, bayleefe, bayly, bayonet

bazaar

Hope you enjoy this page of nouns that start with ba and the rest of this noun list a-z site as well.