未熟

1. Origins, structure, and basic meaning

• Structure: The adjectival noun 未熟 (みじゅく) marks skill, experience, or biological growth as not yet fully developed.
• Basic usage: It describes immature skill in 技術が未熟だ and unripe produce in 未熟な果実.

2. Common pitfalls and similar expressions

• Immature skill and unripe fruit
  • With a person it concerns experience or skill; with fruit it concerns the stage of ripening.