Related Clues:

• Insect hovering over stagnant water
• Small bloodsucker
• Insect like small mosquito
• Small but annoying biter
• Tiny flying nuisance
• Buzzy biter
• Fly alcoholic away from Anglo-Catholic
• What a screen may block
• Swarming annoyance
• Fly legend to get colour back
• Strained-at bug, in an idiom
• Flipping poor result, thanks, buzzes around one's head annoyingly
• Annoying little biter
• Part of a buzzing swarm
• Petite pest