snap one out of it (verb) reassure: restore confidence to
Sinonime: assure,
bolster,
brace, buoy,
cheer,
comfort,
console,
convince,
encourage, give a lift, give confidence,
guarantee, hearten,
inspire, inspirit, perk up,
pick up*, put one's mind to rest,
relieve, snap one out of it
Antonime: discourage,
dishearten, unnerve