Sycophant

Part of speech: noun (n.)

1. An informer; a talebearer. [Obs.] "Accusing sycophants, of all men, did best sort to his nature." Sir P. Sidney.

2. A base parasite; a mean or servile flatterer; especially, a flatterer of princes and great men. A sycophant will everything admire: Each verse, each sentence, sets his soul on fire. Dryden.

Part of speech: verb (v.)

1. To inform against; hence, to calumniate. [Obs.] Sycophanting and misnaming the work of his adversary. Milton.

2. To play the sycophant toward; to flatter obsequiously.

Part of speech: verb (v.)

To play the sycophant.