Denshi Jisho — Online Japanese dictionary

火口 ひぐち a burner; origin of a fire
Common word, Noun 
否決 ひけつ rejection; negation; voting down
Common word, Noun, Suru verb 
秘訣 ひけつ secret; mysteries; key
Common word, Noun 
悲劇 ひげき tragedy; disaster
Common word, Noun, No-adjective 
非行 ひこう delinquency; misconduct
Common word, Noun, No-adjective 
飛行 ひこう 1: aviation;
2: (Suru verb) to fly; to take a flight
Common word, Noun 
被告 ひこく defendant; the accused
Common word, Noun 
被災 ひさい being a victim of (some disaster); suffering from
Common word, Noun, Suru verb 
悲惨 ひさん disastrous; tragic; miserable; wretched; pitiful
Common word, Na-adjective 
飛車 ひしゃ castle (shogi); rook
Common word, Noun 
秘書 ひしょ 1: (private) secretary;
2: (Noun) treasured book; secret book
Common word, Noun, No-adjective 
避暑 ひしょ summering; going to a summer resort
Common word, Noun, Suru verb 
悲壮 ひそう heroic; tragic; grim; pathetic; touching
Common word, Na-adjective, Noun 
密か ひそか secret; private; surreptitious
Common word, Na-adjective, Noun 
潜む ひそむ to lurk; to lie dormant; to be hidden; to be concealed; to be stashed
Common word, Godan verb with mu ending, Intransitive verb 
浸す ひたす to soak; to dip; to drench
Common word, Godan verb with su ending, Transitive verb 
日立 ひたち Hitachi (company)
Common word, Noun 
浸る ひたる 1: to be soaked in; to be flooded; to be submerged;
2: to be immersed in (joy, memories, alcohol, etc.); to give oneself over to
Common word, Godan verb with ru ending, Intransitive verb 
悲嘆 ひたん grief; sorrow; anguish; lamentation
Common word, Noun, Suru verb 
肥大 ひだい swell; enlarge; corpulence; fatness; obesity
Common word, Noun, Suru verb, No-adjective 
火種 ひだね live coals (for firelighting); remains of fire
Common word, Noun 
筆記 ひっき (taking) notes; copying
Common word, Noun, Suru verb, No-adjective 
必死 ひっし 1: frantic; desperate;
2: inevitable death;
3: brinkmate (inevitable checkmate) (shogi)
Common word, Na-adjective, No-adjective 
必至 ひっし 1: inevitable; necessary; foregone;
2: (Noun) brinkmate (inevitable checkmate) (shogi)
Common word, Na-adjective, No-adjective 
必須 ひっす indispensable; required
Common word, Na-adjective, Noun, No-adjective 
悲痛 ひつう bitterness; pathos
Common word, Na-adjective, Noun, No-adjective 

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