Tangled (6)
'tangled' is the definition.
(I know that tangled can be written as knotty)
This is all the clue.
(Other definitions for knotty that I've seen before include "Complex - hard to solve" , "Tangled - snarled" , "Describing a difficult problem" , "Extremely difficult" , "Difficult (point)" .)
'tangled' is the definition.
('mat' can be a synonym of 'tangle')
This is the entire clue.
(Other definitions for matted that I've seen before include "Of hair, tangled and uncombed" , "Tangled and thick, as hair may be" , "Tangled into a mass" , "Tangled or dirty as hair may be" , "Closely tangled as hair may be" .)
(Other definitions for brawled that I've seen before include "Fought roughly" , "Murmured" .)
'tangled' is the definition.
(enmeshing is a kind of tangling)
This is all the clue.
(Other definitions for enmeshed that I've seen before include "Caught (in problem or snare)" , "Trapped" , "Tangled up, snarled in" , "All tangled up as in net" , "Entangled" .)