偸閑[akarasama] plain
等閑[naozari] neglect
安閑[ankan] easygoingness
一閑張り[ikkanbari] lacquered papier-mache
閑人[kanjin] man of leisure

閑暇[kanka] leisure
閑居[kankyo] quiet and secluded life
閑散[kansan] deserted (esp. store, market, town, streets)
閑寂[kanjaku] quiet
閑職[kanshoku] leisurely post

隙人[himajin] man of leisure
間隙[kangeki] gap
空隙[kuugeki] vacant space
隙き間[sukima] crevice
手隙[teaki] not busy

手間隙[temahima] time and effort
寸隙[sungeki] spare time
隙間風[sukimakaze] draft
隙かさず[sukasazu] without a moment's delay