Clue: Almost invisible biter

Answer: GNAT

Length: 4

---

Similar Clues:

• No longer invisible (SEEN with 4 letters)
• "Invisible Man" author Ellison (RALPH with 5 letters)
• It may be invisible (INK with 3 letters)
• Make invisible (ERASE with 5 letters)
• Biters bane (DEET with 4 letters)
• One "with no invisible means of support": Sheen (ATHEIST with 7 letters)
• Bulldog biter (FLEA with 4 letters)
• Airborne biters (GNATS with 5 letters)
• Invisible ambience (AURA with 4 letters)
• Part of the invisible spectrum, informally (ULTRARED with 8 letters)