
Xem thêm: knotty, problematic, problematical, tough, baffle board, perplex, vex, stick, get, puzzle, mystify, beat, pose, bewilder, flummox, stupefy, nonplus, gravel, amaze, dumbfound, thwart, queer, spoil, scotch, foil, cross, frustrate, bilk, regulate
adj.
a baffling problem
I faced the knotty problem of what to have for breakfast
a problematic situation at home
n.
v.
This beats me!
Got me--I don't know the answer!
a vexing problem
This question really stuck me
What ultimately frustrated every challenger was Ruth's amazing September surge
foil your opponent