SimilarityRank
downpipe 0.793 24535
pipework 0.782 23535
mulm 0.777 61594
cistern 0.776 11304
soakaway 0.775 47689
culvert 0.760 30743
feed-and-expansion 0.758 47951
gravity-fed 0.757 64437
draincock 0.754 60890
mill-race 0.749 81504
sluice 0.745 20807
strainer 0.740 41277
manhole 0.739 26057
aerate 0.736 32900
limescale 0.733 77975
gatevalve 0.731 64458
stopcock 0.730 36938
watercourse 0.727 22216
sump 0.727 29110
aeration 0.725 27937
ballvalve 0.725 30981
rain-water 0.724 86110
standpipe 0.718 70992
roof-slope 0.718 73596
compacted 0.716 36079