Definitions of compare:

• noun:   qualities that are comparable

  Example: "Beyond compare"

• verb:   be comparable

  Example: "This car does not compare with our line of Mercedes"

• verb:   examine and note the similarities or differences of

  Example: "John compared his haircut to his friend's"

• verb:   consider or describe as similar, equal, or analogous

  Example: "We can compare the Han dynasty to the Romans"

• verb:   to form the comparative or superlative form on an adjective or adverb