Denshi Jisho — Online Japanese dictionary

お茶 おちゃ 1: (Polite language) tea (usu. green);
2: tea break (at work);
3: tea ceremony
Common word, Noun 
お茶 おちゃめ playfulness; mischief; urchin; wag
Na-adjective, Noun 
お茶請け おちゃうけ tea-cake
Noun 
お茶する おちゃする to go out for tea (or coffee, etc.)
Expression, Suru verb - irregular, Colloquialism 
お茶っ葉 おちゃっぱ tea leaves
Noun 
お茶の子 おちゃのこ a cinch
Noun 
お茶を濁す おちゃをにごす 1: to be evasive; to give an evasive answer;
2: to speak ambiguously; to prevaricate;
3: to cook up a specious story to get out of an uncomfortable situation;
4: to make do with
Expression, Godan verb with su ending 

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