As nouns the difference between jumper and top
is that
jumper is someone or something that jumps, e.g. a participant in a jumping event in track or skiing while
top is the highest part or component of an object.
As verbs the difference between jumper and top
is that
jumper is to connect with an electrical jumper while
top is to cover on the top or with a top.
As an adjective top is
best; of the highest quality or rank.
As an adverb top is
rated first.