SimilarityRank
the_most_challenging 0.688 54484
highly_complex 0.687 86442
the_most_difficult 0.667 35489
very_complex 0.653 68176
the_most_sophisticated 0.630 78330
complicated 0.596 9149
more_complex 0.567 11548
complex 0.566 1024
be_very_complex 0.557 83089
most_simple 0.551 90763
the_most_serious 0.549 44658
the_most_unique 0.548 74335
intricate 0.547 20443
the_most_diverse 0.545 81025
the_most_advanced 0.545 25775
increasingly_complex 0.542 79992
the_most_ambitious 0.540 76613
be_the_most_difficult 0.536 91080
so_complex 0.535 76013
the_most_critical 0.531 50569
represent_one_of 0.526 33233
probably_one_of 0.509 72637
remain_one_of 0.507 21519
imaginable 0.507 30073
most_expensive 0.502 95949