Charm that causes a victim to buckle with laughter. This is usually used as a diversionary tactic in duels, such as when Harry Potter used it on Draco Malfoy in the Duelling Club of their Second Year. It is not known how this affects a person who is not ticklish, it may just knock back opponent. The incantation is Rictusempra.
- Purple; two hands come out of the wand of the caster and tickle the opponent.