一刻[ikkoku] minute
一刻も早く[ikkokumohayaku] immediately
一刻千金[ikkokusenkin] every moment is precious
印刻[inkoku] seal engraving

印刻師[inkokushi] seal engraver
夏時刻[natsujikoku] daylight-saving time
午刻[gokoku] noon
行動発起時刻[koudouhakkijikoku] h-hour

欠勤届け[kekkintodoke] report of an absence (at work)
欠席届け[kessekitodoke] report of a school absence
行き届く[ikitodoku] to be scrupulous
婚姻届[konintodoke] marriage registration
送り届ける[okuritodokeru] to send to

転入届[tennyuutodoke] notification of moving in
届く[todoku] to reach
届ける[todokeru] to deliver
届け出る[todokederu] to report
届け先[todokesaki] destination

月遅れ[tsukiokure] a month or older
遅れをとる[okurewotoru] to fall behind
今や遅しと[imayaososhito] impatiently
手遅れ[teokure] being (too) late
出し遅れ[dashiokure] belated

出遅れる[deokureru] to get a late start
乗り遅れる[noriokureru] to miss (train, bus, etc.)
申し遅れる[moushiokureru] to be slow in saying
足が遅い[ashigaosoi] to be slow-footed
遅い[osoi] slow