1.
lid, cover, cap
A removable or hinged piece that covers an opening or container.
蓋 is a general-purpose word for any removable cover or lid on a container. It applies to pots, bottles, boxes, jars, and more.
WRITING:
The kanji 蓋 is common but hiragana ふた is also widely used, especially in casual writing.
COMMON EXPRESSIONS:
SIMILAR WORDS:
- キャップ: cap (for bottles, pens)
- カバー: cover (broader, often for protective covers)
- 栓: plug, stopper (for corks, bath drains)
IDIOM:
蓋を開けてみないと分からない means "you won't know until you try" (literally, until you open the lid).
Related Words
Related:
栓 (plug, stopper)