Synonyms of painfulness

2 Syllables
trouble
3 Syllables
arduousness, discomfort, grievousness, thorniness, ticklishness, stickiness
4 Syllables
horribleness, difficulty, difficulties, unpleasantness, delicacy
5 Syllables
distastefulness, untimeliness, inconvenience
6 Syllables
inopportuneness, uncomfortableness