noun
1. lacking and evidencing lack of experience of life
• Syn: ↑callowness, ↑juvenility
• Derivationally related forms: ↑juvenile (for: ↑juvenility), ↑jejune
• Hypernyms: ↑immaturity, ↑immatureness
2. the quality of being vapid and unsophisticated
• Derivationally related forms: ↑vapid (for: ↑vapidness), ↑vapid (for: ↑vapidity), ↑tame (for: ↑tameness), ↑jejune, ↑jejune (for: ↑jejunity)
• Hypernyms: ↑dullness
3. quality of lacking nutritive value
• Syn: ↑jejunity
• Hypernyms: ↑unwholesomeness, ↑morbidness, ↑morbidity
Useful english dictionary. 2012.