満たす

1. Origins, structure, and basic meaning

• Structure: The written form is 満たす, read みたす. A character expressing fullness takes a verbal form meaning either to fill a space or satisfy a requirement.
• Basic usage: 水で満たす is the concrete use of filling an empty space with a substance, while 条件を満たす is the abstract use of meeting requirements.

2. Common pitfalls and similar expressions

• Filling a container
  • The construction identifies water as what fills the tank and the tank as the object being filled. Example: 空の水槽をきれいな水で満たした。 — We filled the empty tank with clean water.
• Satisfying conditions
  • With eligibility requirements, it means that every stated condition must be met. Example: 応募者はすべての条件を満たす必要がある。 — Applicants must meet all the requirements.