let slip (verb) betray: divulge, expose information
Sinonime: assumed, baseless, bottomless, causeless, groundless, indefensible, inessential, needless, reasonless, supererogatory,
superfluous, uncalled-for, unessential, unfounded, unjustified, unmerited, unprovoked, unsupportable, unwarranted,
wantonAntonime: deserved,
needed, reasonable,
warranted