immaturity

Harris, who has one previous conviction for possessing a knife, lacked "immaturity" and "consequential decision making" his defence barrister Simon Ward said.

Jeff's barrister, Christopher Paxton KC, said while his "immaturity" was a "significant mitigating" factor, "no mitigation can justify" what he did to Isabella.

Despite the advanced age of the candidate, the Trump campaign was characterized by petulance and immaturity, adopting the countenance of a spoiled rich kid sneering at his mom for telling him to do his homework.

With youth comes hubris, immaturity and unrealized potential.

Laughing, smiling too much or displaying expressions of empathy, disappointment or support at work was interpreted as weakness, immaturity or indecision.