-mantic
repr. Gr. µαντικός (see prec.) in combination, is the ending of adjs. related to ns. in -mancy, as in geomantic, pertaining to geomancy, hydromantic, pertaining to hydromancy, etc.
-mantic
repr. Gr. µαντικός (see prec.) in combination, is the ending of adjs. related to ns. in -mancy, as in geomantic, pertaining to geomancy, hydromantic, pertaining to hydromancy, etc.
Oxford English Dictionary