1. It causes the victim to become unconscious.   Stupefy   Sonorus   Quietus   Reparo   Hint Half-n-half Clue   2. It causes the victim or the victim article to be quietened.   Obliviate   Peskipiksi Pesternomi   Reducto   Silencio   Half-n-half Clue   3. It causes a dirty article to be cleaned.   Scourgify   Tergeo   Silencio   Reducto   Half-n-half Clue   4. It causes pixies to exit.   Specialis Revelio   Tergeo   Peskipiksi Pesternomi   Rictusempra   Half-n-half Clue   5. It causes the victim's legs to start dancing.   Tarantallegra   Quietus   Oppugno   Reparo   Half-n-half Clue   6. It causes the liquid on a particular surface to be cleaned.   Rictusempra   Reducio   Wingardium Leviosa   Tergeo   Half-n-half Clue   7. It causes the victim to be tickled.   Rictusempra   Mobiliarbus   Tergeo   Scourgify   Half-n-half Clue