(no subject)

[flaming-tyger.livejournal.com]

benignant-adjective  /bɪˈnɪgnənt/ Pronunciation Key - Show Spelled Pronunciation[bi-nig-nuhnt]
1. kind, esp. to inferiors; gracious: a benignant sovereign.
2. exerting a good influence; beneficial: the benignant authority of the new president.

http://dictionary.reference.com/browse/benignant

The bully pretended to be benignant when the teachers were watching--he'd help the younger children--but as soon as they turned their back, he would be teasing kids mercilessly.