Denshi Jisho — Online Japanese dictionary

うつ 1: to shoot (at);
2: to attack; to defeat; to destroy; to avenge
Common word, Godan verb with tu ending 
とうぎ debate; discussion
Common word, Noun, Suru verb 
とうひ suppression of bandits
Noun 
っ手 うって pursue and attack (a criminal)
Noun 
てうち capital punishment given personally by a feudal lord after a disrespectful act
Noun 
ようち night attack
Noun 
けんとう consideration; examination; investigation; study; scrutiny; discussion
Common word, Noun, Suru verb 
そうとう cleaning up; sweeping up; mopping up
Common word, Noun, Suru verb 
とうろん debate; discussion
Common word, Noun, Suru verb, No-adjective 
あだうち vengeance; revenge; retaliation
Noun 
うちじに die in battle; die in action
Noun, Suru verb, Sensitive 
せいとう subjugation; conquest
Noun, Suru verb 
そうとう complete annihilation
Noun, Suru verb 
ついとう tracking down and killing
Noun, Suru verb 
とうじん minute investigation; thorough inquiry; thorough enquiry
Noun, Obscure term 
とうばく attacking the shogunate
Noun, Suru verb 
とうばつ subjugation; suppression
Noun, Suru verb 
やきうち setting on fire; setting afire
Noun 
あいうち 1: simultaneously striking one another (in kendo, etc.);
2: draw; tie
Noun 
あだうち vengeance; revenge; retaliation
Noun 
取る うちとる 1: to arrest; to take prisoner;
2: to kill;
3: to get someone out (in baseball)
Godan verb with ru ending, Transitive verb 
ともうち friends shooting one another
Noun 
同士 どしうち 1: friendly fire; killing each other by mistake;
2: internecine strife
Noun 
やきうち setting on fire; setting afire
Noun 
やみうち attacking under the cover of darkness; surprise attack
Noun, Suru verb 
あだ あだうち vengeance; revenge; retaliation
Noun 
ち合う うちあう to exchange gunfire; to exchange shots
Godan verb with u ending, Transitive verb 

Found 81 words. Page one, two, three

You can also

Look up kanji details for *討*.

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