ドアdoa

1. noundoor
   このドアは書斎しょさいに通つうじている。↗

   This door leads to the study.

• Synonym戸とNeutralA Japanese-style sliding or single-swing door, used mainly in traditional buildings, as in 「戸を閉める」; Western-style doors are normally called 「ドア」.
• Synonym扉とびらWrittenA door leaf hung on hinges; also a book's title page. A written word, often literary or metaphorical, as in 「心の扉」.
• Synonym門戸もんこWrittenA written word for a gateway or entrance, mostly figurative for opening up to the outside, as in 「門戸を開く」; for a door panel say 「ドア」.
• Related入り口いりぐちNeutralThe place where you go in, which need not have a door at all, as in 「駅の入り口」; it can also figuratively mean the start of something.
• Related玄関げんかんNeutralThe formal, main entrance of a house or building, as in 「正面玄関」; it refers to the entryway, not the door panel itself.
• Related出入り口でいりぐちNeutralA place for both entering and leaving, with the focus on the flow of people, as in 「出入り口付近に立たない」; not the door panel itself.
• Related門口かどぐちWrittenWritten and old-fashioned: the area from the gate to the house door; it can also figuratively mark the start of something.
• Relatedとば口とばくちWrittenA written word for an entrance, or the very beginning of something, as in 「研究のとば口」; it does not refer to a door panel.

For Western-style doors, 「ドア」 is the default. Use 「戸」 for Japanese-style doors, 「扉」 for a door leaf or in metaphor, 「入り口」 and 「出入り口」 for places of entry and exit, and 「玄関」 for a building's main entrance.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 戸と。扉とびら。