let it all hang out (verb) abate: lessen, grow or cause to grow less
Sinonime: contributed, donated, due, freewilled, gratuitous, honorary, uncompensated, unindemnified, unremunerated, unrewarded, unsalaried, voluntary, volunteer
Antonime: amplify,
enhance,
enlarge,
extend,
increase,
intensify,
magnify,
prolong,
revive,
rise