Identify homonyms and polysemes

Decide whether the following words are examples of homonymy or polysemy:

a) punch (a blow with the fist vs. an iced mixed drink usually containing alcohol) (:vips 7458:)

b) file (a set of related records kept together vs. a steel hand tool with small sharp teeth) (:vips 7459:)

c) purse (a small bag for carrying money vs. a sum of money offered as a prize) (:vips 7460:)

d) steel (an alloy of iron with small amount of carbon vs. to get ready for something difficult or unpleasant) (:vips 7461:)

e) fan (a device for creating a current of air by movement of a surface vs. an ardent follower or admirer) (:vips 7462:)

f) tail (the posterior part of the body of a vertebrate vs. a spy employed to follow someone and report their movements) (:vips 7463:)

g) date (sweet edible fruit of the date palm vs. a meeting arranged in advance) (:vips 7464:)

h) blind (unable to see vs. a protective covering that keeps things out or hinders sight) (:vips 7465:)

i) tie (a neckwear consisting of a long narrow piece of material tied in knot at the front vs. to fasten or secure with a rope, string, or cord) (:vips 7466:)

j) graze (feed as in a meadow or pasture vs. break the skin by scraping) (:vips 7467:)