We don't have synonyms for waggons yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are waggon and wagons.
(n) :
(British spelling) Alternative spelling of wagon. [A heavier four-wheeled (normally horse-drawn) vehicle designed to carry goods (or sometimes people).]
(v) :
(British spelling) Alternative spelling of wagon. [(transitive, chiefly US) To load into a wagon in preparation for transportation; to transport by means of a wagon.]
(n) :
(British spelling) Alternative spelling of wagon. [A heavier four-wheeled (normally horse-drawn) vehicle designed to carry goods (or sometimes people).]
(v) :
(British spelling) Alternative spelling of wagon. [(transitive, chiefly US) To load into a wagon in preparation for transportation; to transport by means of a wagon.]