爆弾【ばくだん】
bomb, alcohol with liquor added (esp. wine-based shōchū highball, also beer with whiskey)
弾【だん】
counter for parts, stages, installments, etc. (of a story, series, project, campaign, etc.), counter for bullets
弾圧【だんあつ】
oppression, suppression, pressure
弾力【だんりょく】
elasticity, flexibility
弾み【はずみ】
bounce, spring, rebound, momentum, impetus, impulse, stimulus, inertia, moment, instant, impulse, chance
弾薬【だんやく】
ammunition, ammo
弾道【だんどう】
trajectory, line of fire, ballistic
弾頭【だんとう】
warhead
核弾頭【かくだんとう】
nuclear warhead
砲弾【ほうだん】
shell, cannonball
実弾【じつだん】
live bullets, live ammunition, ball cartridge, money
弾劾【だんがい】
impeachment, denunciation, accusation, censure, arraignment
防弾【ぼうだん】
bulletproof, bombproof
弾痕【だんこん】
bullet hole, bullet mark
弾む【はずむ】
to spring, to bound, to bounce, to be stimulated, to be encouraged, to get lively, to pay handsomely, to splurge, to part eagerly with (money, etc.), to breathe hard, to pant, to be out of breath
弾き【はじき】
gun, pistol, ohajiki, traditional Japanese children's game similar to marbles, played with coin-shaped pieces made of coloured glass or plastic, repellence
手投げ弾【てなげだん】
hand grenade
散弾【さんだん】
shot, buckshot
糾弾【きゅうだん】
censure, denunciation, (verbal) attack, blaming
原子爆弾【げんしばくだん】
atomic bomb, A-bomb