Definition: assail or attack on all sides: "The zebra was beset by leopards"
Definition: attack someone physically or emotionally
Usage: The mugger assaulted the woman; Nightmares assailed him regularly
Definition: decorate or cover lavishly (as with gems)
Definition: make more attractive by adding ornament, colour, etc.
Usage: Decorate the room for the party; beautify yourself for the special day
Definition: annoy continually or chronically
Usage: He is known to harry his staff when he is overworked; This man harasses his female co-workers
Definition: cause annoyance in; disturb, especially by minor irritations
Usage: Mosquitoes buzzing in my ear really bothers me; It irritates me that she never closes the door after she leaves