Difficult *is* an adjective. The noun is difficulty. There is no direct adverb form (the adverb phrase 'with difficulty' is normally used).
Paired, it is the superlative form of the adjective difficult. But separately, most is an adverb, while difficult is an adjective.
Difficult is an adjective; the noun form is a difficulty.
No. Difficult is an adjective. There is an adverb form, difficultly.
The noun form for the adjective difficult is difficultly.
It is difficult to understand the question. "South" is an adjective.
The word difficult is an adjective. The noun form is difficulty.
The wod difficult is an adjective. The noun form is difficulty.
The noun form of the adjective difficult is difficulty.
The abstract noun form of the adjective 'difficult' is difficulty.
The word "difficultly" is the adverb form of the adjective.
The abstract noun form of the adjective 'difficult' is difficulty.
The abstract noun form for the adjective difficult is difficulty.