He tends to brownnose his boss at every meeting, agreeing with every idea to stay in favor.

No one at the office trusts Marcus because he's a brownnose who flatters the manager to get promoted.

The manager grew tired of the brownnosers in the office who constantly praised every decision.

Nobody respected the brownnoser who always agreed with the boss's wild ideas.

He brownnosed the manager to get the promotion.

Everyone can see how he brownnoses his way into promotions by constantly flattering the manager.

The office was full of brownnoses who always agreed with the manager to get ahead.

He's always brownnosing his manager to get promoted.