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Lacking adult maturity or experience; immature: a callow young man.

[Middle English calwe, bald, from Old English calu.]

cal′low·ness n.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.callowness - lacking and evidencing lack of experience of life
immatureness, immaturity - not having reached maturity
References in classic literature ?
It advertised his callowness--a callowness sheer and unutterable.
Rooting for their ethos, their philosophy, the callowness of their youth.
In developing a contextualized picture of Leonid, the novel offers the materials for reflecting on how the capacity to act, to respond to challenges with creativity and equanimity, to appreciate and take advantage of one's "fortuna" (Levi, 1982: 24) may be conditioned by circumstance and experience, including youthful callowness, periods of incarceration, and deprivations of parental love and care.
Thus, the student who doubled as the Page became obsessed with understanding and explaining his behavior; (23) she kept analyzing his sudden officiousness and his apparent coolness at his master's death, and came to the conclusion that the reason for it was actually equal parts callowness and callousness: it simply does not occur to the Page that all these toffs (Paris, Romeo, Juliet, and their families), rich and enviable, pampered and clueless, are real people who could feel sorrow and pain.
I was a fresh journalism graduate then, doubly wet behind the ears, because added to my callowness was an extremely sheltered upbringing that didn't prepare me for the raw world of journalism.
In this case, Mr Murphy's callowness and susceptibility to peer pressure were the root cause of his departure from the standards expected from him.
Do they speak in such a foolish fashion through simple callowness - because they have not yet experienced truly memorable events?
IF they lose to Monaghan on Sunday, Anthony Forde says Cavan won't be blaming it on the callowness of youth.
Like one of his own filmmaking idols, Eric Rohmer, he seems to have remained very much an adolescent at heart, and he's one of the few American filmmakers to embrace young people in all of their amorphous identity, occasional callowness and naive optimism, rather than pigeonholing them into cookie-cutter types (the jock, the nerd, the sensitive loner vampire, et al.
But did he really have to go in for compound callowness a few minutes later when he picked up a second yellow that evened up the numbers again shortly after Diakite's lunge on Dean Whitehead had got the Watford debutant a straight red?
Once we successfully eradicate people's disregard, insensitivity and at times sheer callowness - and replace these things with a higher level of consciousness - only then can mankind understand and experience goodwill and acceptance.
Some of that misunderstanding was due to my callowness but most of my incomprehension was due to the reality that the study of history is wasted on the young.