We don't have synonyms for wikiup yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are wickiup.
(n) :
Alternative spelling of wickiup. [A domed hut, similar to a wigwam, used by some semi-nomadic Native American tribes, particularly in the southwestern and western United States.]
(n) :
Alternative spelling of wickiup. [A domed hut, similar to a wigwam, used by some semi-nomadic Native American tribes, particularly in the southwestern and western United States.]