1. It causes the victim's legs to start dancing.   Specialis Revelio   Rictusempra   Quietus   Tarantallegra   Hint Half-n-half Clue   2. It causes a bouquet of flowers to appear from the tip of the caster's wand.   Orchideous   Reducio   Peskipiksi Pesternomi   Tergeo   Half-n-half Clue   3. It causes a magically-enlarged article to return to its original size.   Reducio   Reducto   Oppugno   Petrificus Totalus   Half-n-half Clue   4. It causes all articles in the caster's way to be destroyed.   Scourgify   Rictusempra   Tarantallegra   Reducto   Half-n-half Clue   5. It causes the caster's voice to be magnified.   Tergeo   Quietus   Scourgify   Sonorus   Half-n-half Clue   6. It causes the victim's memory to be lost.   Reducto   Specialis Revelio   Scourgify   Obliviate   Half-n-half Clue   7. It causes the liquid on a particular surface to be cleaned.   Tergeo   Mobiliarbus   Sonorus   Silencio   Half-n-half Clue