1. more callow; more immature or inexperienced
Usage: comparative form of callow

Examples

• The new intern seemed even callower than the previous one.
• His callower days were behind him after years of hard work.
• She appeared callower than her peers despite being the same age.
• The callower recruits struggled with the demanding training.
• His callower approach to business cost him several deals.
• The team’s callower members needed more guidance.