We don't have synonyms for pantoums yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are pantoum, phantoms and tantrums.
(n) :
A poem, similar to a villanelle, that comprises a series of quatrains, the second and fourth lines of each stanza repeated as the first and third lines of the next.
(n) :
A poem, similar to a villanelle, that comprises a series of quatrains, the second and fourth lines of each stanza repeated as the first and third lines of the next.