| noun | something twisted and tight and swollen “their muscles stood out in knots” |
| verb | twist into a state of deformity “The wind has gnarled this old tree” |
| verb | make complaining remarks or noises under one's breath “she grumbles when she feels overworked” |
| knotty | adjective | tangled in knots or snarls |
| knot | verb | tangle or complicate |
| gnarly | adjective | used of old persons or old trees; covered with knobs or knots |
| gnarl | verb | twist into a state of deformity |
| gnarl | noun | something twisted and tight and swollen |
| murmur | noun | a complaint uttered in a low and indistinct tone |
| murmuring | noun | a complaint uttered in a low and indistinct tone |
| murmurer | noun | a person who speaks softly and indistinctly |
| mutter | noun | a complaint uttered in a low and indistinct tone |
| muttering | noun | a complaint uttered in a low and indistinct tone |
| grumble | noun | a complaint uttered in a low and indistinct tone |
| grumbler | noun | a person given to excessive complaints and crying and whining |
| grumbling | noun | a complaint uttered in a low and indistinct tone |