1. (

• inadequate ,
• poor ,
• short ,
• jejune

) of insufficient quantity to meet a need; "an inadequate income"; "a poor salary"; "money is short"; "on short rations"; "food is in short supply"; "short on experience"; "the jejune diets of the very poor" ;

2. (

• adolescent ,
• jejune ,
• juvenile ,
• puerile

) displaying or suggesting a lack of maturity; "adolescent insecurity"; "jejune responses to our problems"; "their behavior was juvenile"; "puerile jokes" ;

3. (

• insipid ,
• jejune

) lacking interest or significance or impact; "an insipid personality"; "jejune novel" ;