moderate

a person who takes a position in the political center

preside over; "John moderated the discussion"

make less fast or intense; "moderate your speed"

lessen the intensity of; temper; hold in restraint; hold or keep within limits; "moderate your alcohol intake"; "hold your tongue"; "hold your temper"; "control your anger"

make less severe or harsh; "He moderated his tone when the students burst out in tears"

make less strong or intense; soften; "Tone down that aggressive letter"; "The author finally tamed some of his potentially offensive statements"

restrain

being within reasonable or average limits; not excessive or extreme; "moderate prices"; "a moderate income"; "a moderate fine"; "moderate demands"; "a moderate estimate"; "a moderate eater"; "moderate success"; "a kitchen of moderate size"; "the X-ray showed moderate enlargement of the heart"

not extreme; "a moderate penalty"; "temperate in his response to criticism"

marked by avoidance of extravagance or extremes; "moderate in his demands"; "restrained in his response"