We don't have synonyms for dysfunctions yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are dysfunctional, dysfunction and disfunctions.
(n) :
(chiefly medicine) A failure to function in an expected or complete manner. Usually refers to a disorder in a bodily organ (e.g. erectile dysfunction), a mental disorder, or the improper behavior of a social group.
(v) :
(nonstandard, intransitive, chiefly biology) To fail to function correctly; to malfunction.
(n) :
(chiefly medicine) A failure to function in an expected or complete manner. Usually refers to a disorder in a bodily organ (e.g. erectile dysfunction), a mental disorder, or the improper behavior of a social group.
(v) :
(nonstandard, intransitive, chiefly biology) To fail to function correctly; to malfunction.