We don't have synonyms for gahmen yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are gasmen, dahmen and gaymen.
(n) :
(Manglish, Singlish, derogatory, politics) Pronunciation spelling of government. [The body with the power to make and/or enforce laws to control a country, land area, people or organization.]
(n) :
(Manglish, Singlish, derogatory, politics) Pronunciation spelling of government. [The body with the power to make and/or enforce laws to control a country, land area, people or organization.]