Denshi Jisho — Online Japanese dictionary

じすい 1: cooking for oneself;
2: scanning a book or manga to create an ebook
Common word, Noun, Suru verb, No-adjective 
ぞうすい rice gruel containing vegetables, fish, etc., and seasoned with miso or soy sauce
Common word, Noun 
ほうすい cooking by boiling
Noun, Obscure term 
みずたき cooked in water (e.g. fish)
Noun 

You can also

Look up kanji details for *炊.

Try a Yahoo Jisho search for *炊 .
Try a Goo Jisho search for *炊 .
Try a Google search for *炊 .