Crossword Genius

How successful motion is freighted (7)

Ross

I believe the answer is:

carried

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'freighted' is the definition.
The definition and answer can be both to do with contact as well as being past participle verbs.
Perhaps there's an association between them I don't understand?

I don't understand how the remainder of the clue works.

Can you help me to learn more?

(Other definitions for carried that I've seen before include "Bore" , "passed by majority" , "Conveyed, transported" , "Published" , "Conveyed, toted" .)

I've seen this clue in the Sydney Morning Herald.
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