隙間・すき間・透き間|すきまsukima[0]heiban (flat)

1. noungap; opening; aperture; crevice; crack; chink; space
   歯はが抜ぬけて隙間すきまが空あいていた。↗

   His teeth had gaps.
2. nounspare moment; interval; break
3. noununguarded moment; carelessness; chink in one's armor; weak spot

• Synonym隙すきWrittenRead 「げき」; a written word for a gap, a chance to exploit, or a rift; mostly seen in compounds.
• Synonym空きあきNeutralAn empty seat, vacancy or free time, as in 「席の空き」; 「隙間」 stresses a narrow gap.
• SynonymはざまWrittenWritten word for a narrow space wedged between things, also figuratively between two states, as in 「生と死の狭間」.
• Synonym間隙かんげきWrittenWritten word for a gap or opening, also a rift between people; 「隙間」 is the more colloquial choice.
• Synonym空隙くうげきWrittenWritten word for an empty space, pore or opening; leans toward physical, technical uses.
• RelatedスリットNeutralLoanword for a long, narrow opening, such as a slit in a skirt.
• Related割れ目われめNeutralA crack or fissure; stresses a gap formed by splitting — 「隙間」 need not come from something breaking.
• Related余地よちWrittenRoom or margin left over, physical or abstract, though most often abstract scope, as in 「改善の余地」; 「隙間」 is a narrow physical gap.
• RelatedギャップNeutralLoanword for a gap as a difference or disparity, as in 「世代間ギャップ」; mostly abstract.
• Related裂け目さけめNeutralA tear or split, such as a crack in the ground; stresses tearing, and is not necessarily larger than 「隙間」.
• RelatedスロットNeutralLoanword for a slot for inserting things or a coin slot; also a slot machine.
• Related隙目すきめWrittenA gap or crevice; bookish and rare — say 「隙間」 instead in ordinary use.
• Related隙げきWrittenRead 「げき」; a written word for a gap, a chance to exploit, or a rift; mostly seen in compounds.
• Related空き間あきまNeutralAn empty room or vacant space; rare in use.
• Related破れ目やぶれめNeutralThe same word as 「割れ目」, also written 「破れ目」 and read 「われめ」; a split such as a crack in rock.
• Related寸隙すんげきWrittenWritten word for a very short spare moment or a tiny crevice.

Use 「隙間」 for gaps between doors, windows or objects, and for spare moments, as in 「隙間風」「隙間時間」. For a crack formed by breaking, say 「割れ目」; for abstract differences, 「ギャップ」; for room left, 「余地」. 「間隙」「空隙」「隙」「寸隙」「狭間」 are written/formal words; 「スリット」 and 「スロット」 are loanwords for narrow openings and slots.

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

1. 物ものと物ものの狭せまいあいだ。
2. 連続れんぞくする行動こうどうなどにおいて、その行動こうどうが止とまる短みじかい時間じかん。
3. （比喩ひゆ）閉塞へいそくしている状態じょうたいの綻ほころび。
4. （虛・破綻はたん）油断ゆだん。