Related Clues:

• Continued to annoy
• Was annoying to
• Bothered a lot
• Bothered big-time
• Really rankled
• Annoyed persistently
• Really irked
• Really annoyed
• Worried greatly
• Irked a lot
• Worried persistently
• Persistently bothered
• Gave heartburn, say
• Bothered greatly
• Kept awake, maybe