Denshi Jisho — Online Japanese dictionary

はく 1: doctor; PhD;
2: exposition; fair; exhibition
Common word, Noun suffix 
ばく 1: doctor; PhD;
2: exposition; fair; exhibition
Noun suffix 
いはく doctor of medicine
Noun 
とばく gambling
Noun, Suru verb 
がいはく profundity; extensive (knowledge)
Na-adjective, Noun 
こうはく Doctor of Engineering
Noun 
のうはく doctor of agriculture
Noun 
ばんぱく world fair; international exposition
Noun, Abbreviation 
ぶんはく doctor of literature
Noun 
ほうはく Doctor of Laws; LLD
Noun 
宇宙 うちゅうはく Space Expo
Noun 

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