Related Clues:

• About to be nipped by beetle, say, where you wouldn't want people to see?
• Honestly (anag) — not honestly
• Six-footer entertains soldier surreptitiously
• At home, tight-knit group pens note privately?
• Secret of gin and tonic? Mix with love
• Illicit articles, all from the EU in opposition
• Nobody will capture soldiers covertly
• Noticing nothing amiss when disguised
• Centre is repaired privately
• With one's identity concealed
• Move is recent, sub rosa
• Belonging to firm, idiot in journey is hiding identity
• Dodgy drunk?
• Unidentifiable
• Press Ctrl+Shift+N to get such a window in Google Chrome