insincere

In the most recent Frum-Tomasky dialogue, David argued that Obama's opposition to same sex marriage was insincere.

We have certainly no right to regard these celebrations—of either kind—as insincere.

There are men who are insincere in heart, and that insincerity is radiated by their presence.

Clayton had unusual ability and experience, but was crafty and insincere.

Hilda felt her features stiffening into a sort of wilful and insincere hostility as she shook hands.

The best American verse, while not insincere, is seldom wholly spontaneous.