induration in·du·ra·tion (ĭn'də-rā'shən, -dyə-) n. The hardening of a normally soft tissue or organ, especially the skin, because of inflammation, infiltration of a neoplasm, or an accumulation of blood. A focus or region of abnormally hardened tissue.
The verb hinder means to block or put something in the way of, so if you’re in a high-speed car chase with the police, they might put up a blockade to hinder your progress. The word hinder came from the Old English hindrian, which means to "injure or damage.".