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LampPro Tip 1/2
Physical BarriersPlay
Use 'impenetrable' to describe physical objects that can't be passed through. SlideThe armored door was impenetrable to any attacks.
LampPro Tip 2/2
Exaggeration EffectPlay
'Impenetrable' can hyperbolically emphasize difficulty even if something isn't literally impassable. SlideThe crowd around the celebrity was impenetrable.