IPA: /dʒɪˈdʒuːnəs/
KK: /dʒɪˈdʒunɪs/
The quality of being simple, dull, or lacking in interest or substance.
The jejuneness of the lecture made it hard for the students to stay awake.
Jejuneness is formed from "jejunus" (from Latin, meaning fasting or empty) and the suffix "-ness" (meaning the state or quality of). The word refers to the state of being empty or lacking in substance.
Think of 'jejunus' meaning empty or fasting, and remember that 'jejuneness' describes the quality of being empty or lacking in richness.
No commonly confused words.