ad-=to

     (1) adduce

          assonance：duke

 meaning：cite as evidence

          ecample：you must adduce a lot of examples to 

                            support your argument.

      (2)adhere

          assonance：here

          meaning：to stick firmly

   ecample：the two surfaces adhered, and we

                     couldn't get them apart.

(3)advent

 assonance：vantage

 meaning：arrival

 ecample：i awaited christmas eve, and the 

                  always exciting advent of fat santa.

(4)adverse

 assonance：verb

 meaning：negative and unpleasant

 ecample：this drug is known to have adverse

                  side effects.

(5)advocate

assonance：vocation

meaning：to support something publicly

    ecample：the group does not advocate the use 

                   of violence.