1. It causes the caster's voice to be magnified.   Rennervate   Obliviate   Sonorus   Mobiliarbus   Hint Half-n-half Clue   2. It causes the victim or the victim article to be quietened.   Petrificus Totalus   Specialis Revelio   Orchideous   Silencio   Half-n-half Clue   3. It causes an article to reveal its magical characteristics.   Stupefy   Specialis Revelio   Scourgify   Sonorus   Half-n-half Clue   4. It causes the liquid on a particular surface to be cleaned.   Silencio   Obliviate   Peskipiksi Pesternomi   Tergeo   Half-n-half Clue   5. It causes a bouquet of flowers to appear from the tip of the caster's wand.   Rictusempra   Orchideous   Quietus   Specialis Revelio   Half-n-half Clue   6. It causes the victim to become unconscious.   Stupefy   Sonorus   Tergeo   Silencio   Half-n-half Clue   7. It causes the victim to be frozen in a particular position.   Petrificus Totalus   Rennervate   Scourgify   Peskipiksi Pesternomi   Half-n-half Clue