The Swedish term "klunga, dunge, klampa" matches the English term "clump"

other swedish words that include "klunga" : english :
svärm, klunga, klase cluster
other swedish words that include "dunge" : english :
skogsdunge coppice
lund, skogsdunge copse
lund, skogsdunge, dunge grove
other swedish words that include "klampa" : english :
ficklampa flashlight
klampa galumph
ficklampa, fackla, bloss torch