SimilarityRank
grueling 0.882 27099
arduous 0.730 21339
slog 0.721 46778
marathon 0.714 9276
rigours 0.706 87127
exhausting 0.705 17383
torturous 0.704 55520
tiring 0.694 20727
marathons 0.677 29950
strenuous 0.675 18805
agonising 0.673 80886
enduro 0.669 81859
half-marathon 0.654 74031
six-day 0.651 67991
Mudder 0.650 95841
miler 0.649 75587
six-hour 0.642 77725
harrowing 0.642 30793
uphill 0.636 16203
Enduro 0.636 52568
exhilarating 0.634 19055
nail-biting 0.627 83791
1500m 0.626 77294
sprints 0.625 33673
Ironman 0.623 23876