Beleaguer (verb)

1. To besiege or surround with armed forces.
2. To harass or annoy persistently.

Origin:

From the middle english word "beleggen" meaning "to besiege".

Examples:

1. The enemy beleaguered the city for months.
2. He was beleaguered by creditors.
3. The company was beleaguered by lawsuits.
4. The small town was beleaguered by bandits.
5. The employee was beleaguered by complaints.