If "bugged" means "annoyed" or "irritated":
* Frustrated
* Aggravated
* Irritated
* Pestered
* Harassed
* Vexed
* Distressed
If "bugged" means "having a problem with a piece of technology":
* Malfunctioning
* Glitching
* Erroring
* Not working
* Defective
* Faulty
If "bugged" means "being secretly recorded" or "spied on":
* Wiretapped
* Eavesdropped
* Surveilled
* Monitored
* Intercepted
If "bugged" means "infested with insects":
* Infested
* Overrun
* Plagued
* Swarmed
Please provide more context about how you're using "bugged" and I can give you a more precise synonym.