Denshi Jisho — Online Japanese dictionary

いた ouch; ow
Interjection 
つう pain; ache; -algia
Noun suffix, Noun 
いたい 1: painful; sore;
2: () exceeding
Common word, Adjective 
いたで serious wound; hard blow
Common word, Noun 
いたみ pain; ache; sore; grief; distress
Common word, Noun 
いたむ to hurt; to feel a pain; to be injured
Common word, Godan verb with mu ending 
くつう pain; agony; bitterness
Common word, Na-adjective, Noun, No-adjective 
ずつう headache
Common word, Noun 
ひつう bitterness; pathos
Common word, Na-adjective, Noun, No-adjective 
いたっ ouch!
Interjection 
いつう stomach-ache; stomach pain; gastralgia
Noun 
しつう toothache
Noun, No-adjective 
つうく anguish; (great) pain
Noun 
つうだ hard or crushing blow; severe attack
Noun, Suru verb 
つうば abuse; invective; denunciation
Noun, Suru verb 
はいた toothache
Noun, No-adjective 
むつう painless
Noun, No-adjective 
める やめる (Archaism) to hurt; to ache
Ichidan verb, Intransitive verb 
じんつう labour (birth) pains; labor pains
Common word, Noun 
つうかん feeling keenly; fully realizing
Common word, Noun, Suru verb 
つうこん regretful
Common word, No-adjective 
つうれつ severe; bitter; scathing
Common word, Na-adjective, Noun 
ふくつう stomach ache; abdominal pain
Common word, Noun 
ようつう lower back (or hip) pain; lumbago
Common word, Noun, No-adjective 
あいつう sorrowing with the bereaved
Noun, Suru verb 
あっつう oppressive pain; tenderness; pressure pain
Noun 
いたしゃ car painted with anime characters and loaded with figures and stuffed dolls (lit: 'painful car' because some people consider it painful to look at)
Noun, Colloquialism 
げきつう pain (intense, sharp, violent)
Noun 
げきつう pain (intense, sharp, violent)
Noun 

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