Meaning and Usage
"四角" (しかく) primarily means "square" or "quadrilateral" in shape. It is used to describe objects or shapes that have four sides and four corners. The word can be used both as a noun and as an adjective when combined with the suffix "い" (e.g., 四角い).
Common Contexts
You will often see "四角" used when talking about geometric shapes, objects like boxes or tables, or even describing facial shapes. It is a neutral word suitable for everyday conversation and written language.
Collocations and Patterns
- 四角い + noun: describes something with a square shape (e.g., 四角い箱 - square box).
- 四角の + noun: indicates the noun has a square form (e.g., 四角のテーブル - square table).
- 四角い顔: a common phrase to describe a square-shaped face.
Tips for Learners
Be careful not to confuse "四角" with "四角形" (しかっけい), which is a more technical term for a quadrilateral in geometry. "四角" is more general and used in everyday contexts. Also, note that "四角" can be used as a noun, while "四角い" is the adjective form.
Using "四角" correctly helps you describe shapes clearly and naturally in conversation.