synnonoms include:
confuse, miscalculate, misconstrue, misinterpret, misjudge, misread, overestimate, overlook, underestimate, addle, blunder,
botch, bungle, confound, err, fail, goof, jumble, lapse, misapprehend, misconceive, miscount, miss, omit, slip, snarl, tangle, be off the mark, be wrong, deceive oneself, get wrong, have wrong impression, make a mess, misdeem, misknow, miss the
boat, put foot in, slip up, AND take for
if you didn't read all of them read it because my hands
hurt from typing
slang: idk
meaning: 1. used to say that
one does not have the information someone is asking for.
2. used to express disagreement, doubt, or uncertainty.