a pad or cloth pressed on part of the body (to stop bleeding, reduce fever etc)

compact, condense

(to cause a liquid, gas etc) to increase in density or strength, to become thicker

abridge

compact, condense

compact, condense

a long instrument with lenses, used to make distant objects appear nearer and larger; (to cause something) to become come shorter by having sections that slide into each other

compact, condense