Sycophancy

Part of speech: noun (n.)

1. The character or characteristic of a sycophant. Hence: -

2. False accusation; calumniation; talebearing. [Obs.] Bp. Hall.

3. Obsequious flattery; servility. The sycophancy of A.Philips had prejudiced Mr. Addison against Pope. Bp. Warburton.