Denshi Jisho — Online Japanese dictionary

1: department; section;
2: (taxonomical) family
Common word, Noun, Noun suffix 
しな 1: article; item; thing; goods; stock;
2: quality;
3: (Usually written using kana alone) flirtatiousness; coquetry
Noun 
とが 1: (Usually written using kana alone) error; mistake; fault;
2: (Usually written using kana alone) sin; wrongdoing; offense
Noun 
いか medical science; medical department
Common word, Noun 
げか surgical department
Common word, Noun, No-adjective 
しか dentistry
Common word, Noun 
りか science
Common word, Noun, No-adjective 
あか subfamily
Noun 
よか preparatory course; preparatory department
Noun 
がっか study subject; course of study
Common word, Noun 
がんか ophthalmology
Common word, Noun, No-adjective 
こうか engineering course
Common word, Noun 
さんか obstetrics
Common word, Noun, No-adjective 
ないか 1: internal medicine, i.e. treatment by medical procedures rather than surgical procedures;
2: department of internal medicine (hospital, etc.)
Common word, Noun, No-adjective 
ぶんか 1: literary course;
2: the arts
Common word, Noun 
いねか Poaceae (grass family of plants); Gramineae
Noun 
うりか Cucurbitaceae; gourd family
Noun 
かもか Anatidae (duck family of birds)
Noun 
きくか Asteraceae, Compositae (plant family); aster family; daisy family; sunflower family
Noun, Usually written using kana alone 
きじか Phasianidae (pheasant family of birds)
Noun 
げんか severe punishment; rigorous measures
Noun 
ざいか offense; offence; crime; guilt; punishment
Noun 
じっか practical course
Noun 
せりか Apiaceae (parsley family of plants); Umbelliferae
Noun 
せんか 1: specialized course; specialised course;
2: something that is specialized for a certain field or application (e.g. a sauce specially made for zaru soba)
Noun 
せんか elective course or subject
Noun 
ぜんか complete course
Noun 

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