Derived from the active participle of ܡܲܒܣܸܡ (mabsim, “to amuse; to have fun, enjoy”) + -ܢܐ (-ānā, the adjectival ending).
ܡܲܒܣܡܵܢܵܐ • (mabsmānā) (feminine ܡܲܒܣܡܵܢܝܼܬ݂ܵܐ (mabsmānīṯā), plural ܡܲܒܣܡܵܢܹ̈ܐ (mabsmānē))