vexatiousness

/vɛkˈseɪʃəsnəs/
noun
  1. The quality of causing annoyance, worry, or trouble.
    • The teacher was frustrated by the vexatiousness of the student's repeated excuses.
    • His vexatiousness in legal matters earned him a reputation as a difficult client.
    • The vexatiousness of the constant noise from the construction site made it hard to concentrate.
Antonyms
What does "vexatiousness" mean? | whatsthatwordmean | whatsthatwordmean