virtually impenetrable

Examples (10)

• They found the jungle virtually impenetrable.
• His reports were virtually impenetrable without an explanation.
• The fortress walls were virtually impenetrable.
• The dense fog made the road virtually impenetrable to traffic.
• For new readers, the ancient text was virtually impenetrable.
• The complex legal jargon rendered the contract virtually impenetrable.
• With its advanced security system, the vault was virtually impenetrable.
• The tangled undergrowth of the forest was virtually impenetrable.
• Despite their efforts, the mystery remained virtually impenetrable.
• Without the key, the sealed door was virtually impenetrable.