difficulty

noun

1. 1

   The state of being difficult, or hard to do.

2. 2

   An obstacle that hinders achievement of a goal.

   “We faced a difficulty in trying to book a flight so late.”

3. 3

   (sometimes in the plural) Physical danger from the environment, especially with risk of drowning

   “2012 August 2, "Children rescued after getting into difficulties in Donegal" BBC Online”

4. 4

   An objection.

5. 5

   That which cannot be easily understood or believed.

6. 6

   An awkward situation or quarrel.