How to sign: be a mystery or bewildering to
"This beats me!"; "Got me--I don't know the answer!"; "a vexing problem"; "This question really stuck me";
See also: puzzle over, solve, figure out, puzzle out, lick, work out, work
Similiar / Same: perplex, puzzle, mystify, baffle, bewilder, flummox, nonplus, dumbfound, stupefy, amaze, gravel, vex, pose, beat, get
Categories: bedevil, befuddle, confound, confuse, discombobulate, fox, fuddle, throw
Within this category: elude, riddle, stump
How to sign: a small thin branch of a tree
Categories: limb, tree branch
How to sign: stick to firmly
"Will this wallpaper adhere to the wall?";
Similiar / Same: hold fast, bond, bind, stick to, adhere
Categories: attach
Within this category: bind