Actually another word for difficulty should tricky.. they use tricky in U.S and it sounds really good
thanks
Complicated
Challenges or difficulties.
difficulties
n. # Extreme privation; suffering. # A cause of privation or suffering.
The plural form of the word "difficult" is "difficulties."
real difficulties exist,but these do not reach them.
difficulty is a noun, difficulties is a plural word of it
difficulties
It seems as though you are experiencing some difficulties.
hardships
Samuel de Champlain did have difficulties. one of his difficulties was that the word Canadian was becoming a joke with him and his wife Helen.
persevere
In a word, availability. Suppose one of your suppliers has difficulties fulfilling your requirements. Another supplier might just be properly positioned.