1.make (images or sounds) soft or softer
2.lessen in force or effect;
soften a shock
3.give in, as to influence or pressure
4.protect from impact;
cushion the blow
5.make less severe or harsh;
He moderated his tone when the students burst out in tears
6.make soft or softer;
This liquid will soften your laundry
7.become soft or softer;
The bread will soften if you pour some liquid on it