"jejuneness" in the noun sense
1. callowness, jejuneness, juvenility
lacking and evidencing lack of experience of life
2. jejunity, jejuneness, tameness, vapidity, vapidness
the quality of being vapid and unsophisticated
3. jejunity, jejuneness
quality of inadequate nutritive value
Source: WordNet® (An amazing lexical database of English)
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