チャック

Origin: The name is commonly traced to a Japanese zipper trade name, itself said to derive from 巾着(きんちゃく) (a drawstring pouch), not from any English word; the actual English word for this fastener is "zipper."

Similar words

• ファスナー - fastener (more formal/technical)
• ジッパー - zipper (direct English loanword, less common)

Common patterns

• チャックを開(あ)ける/閉(し)める - to open/close the zipper
• チャックを上(あ)げる/下(さ)げる - to zip up/down

Common collocations

• チャック付(つ)き - with a zipper
• チャックが壊(こわ)れる - the zipper breaks
• チャックが引(ひ)っかかる - the zipper gets stuck

Common expressions

• お口(くち)チャック! - Zip your lips! (children's expression for "be quiet")