頼もしい

1. Origins, structure, and basic meaning

• Structure: 頼もしい（たのもしい） means reassuring because someone can be trusted or relied on.
• Basic usage: Use it for a senior you can turn to or a person whose future efforts inspire confidence.

2. Common pitfalls and similar expressions

• Personal confidence versus inspiring confidence in others
  • 自信がある means that someone believes in their own ability.
  • 頼もしい expresses the observer's confidence and hopeful expectations of that person.