We don't have synonyms for akhilles yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are achilles, achillas and achillea.
(n) :
Alternative form of Achilles. [(Greek mythology) A mythical semidivine hero, the son of Peleus by the nereid Thetis, and prince of the Myrmidons, who features in the Iliad as a central character and the foremost warrior of the Achaean (Greek) camp.]
(n) :
Alternative form of Achilles. [(Greek mythology) A mythical semidivine hero, the son of Peleus by the nereid Thetis, and prince of the Myrmidons, who features in the Iliad as a central character and the foremost warrior of the Achaean (Greek) camp.]