SimilarityRank
very_hard 0.791 41193
really_hard 0.721 64966
harder 0.710 27866
Hard 0.691 23361
hard_as 0.672 79740
be_very_hard 0.645 91214
rough 0.644 7325
tough 0.643 4367
difficult 0.640 2515
get_hard 0.620 65510
as_hard 0.616 19691
be_tough 0.605 11759
so_hard 0.592 47049
soft 0.587 3244
hard_to 0.570 13915
be_a_tough 0.566 36164
painful 0.550 7134
more_difficult 0.550 14322
very_difficult 0.538 34974
sticky 0.529 17132
slippery 0.527 29624
a_difficult 0.527 12053
be_very_difficult 0.525 37607
tricky 0.522 23559
stiff 0.520 16121