moderate - noun

a person who takes a position in the political center

moderate - verb

• preside over
• make less fast or intense
• lessen the intensity of; temper; hold in restraint; hold or keep within limits
• make less severe or harsh
• make less strong or intense; soften
• restrain

moderate - adjective

• being within reasonable or average limits; not excessive or extreme
• not extreme
• marked by avoidance of extravagance or extremes

moderate - thesaurus

centrist   chair   chasten   check   contain   control   curb   hold   lead   mince   moderationist   restrained   soften   tame   temper   temperate