«It is a tale of callow youth, supernatural beings, and blood - sucking nasties. (booklistonline.com)
«I have a level 100 Magikarp and spent a lot of time honing it from callow youth to fearsome beast. (bigfourza.com)
Last Vegas draws much of its humor from the commonplace maladies and limitations of old age, yet in contrast to all that callow youth around them, the oldsters have a bit of wisdom to impart. (shepherdexpress.com)