Refuse to be fooled by

• Clear to detect the lies
• Don't be fooled by such clothing
• Don't be fooled by
• Transparent, as some veils
• Those huge pants Romeo wears not hiding much
• Like clothes so sheer, they're barely visible, and a hint to this puzzle's theme
• Read between the lines

Wiktionary Word definitions in Wiktionary
a. (alternative form of see-through English)