This is the 1806th most frequent Japanese word.
基
"Foundation," "basis," or "standard."
基 is used in 基礎 (foundation), signifying the base or groundwork of a structure.
この建物の基礎はしっかりしている。
The foundation of this building is solid.
基 is used in 基に (based on), indicating a foundational basis or premise.
彼の意見は科学的な基に基づいている。
His opinion is based on scientific grounds.
基 is used in 基に (upon, foundation), suggesting a cornerstone on which something is established.