井戸掘り[idohori] well digging
芋掘り[imohori] potato field (furrows)
釜を掘る[kamawohoru] to perform anal sex
掘下げる[horisageru] to dig down
掘起す[horiokosu] to reclaim

掘出す[horidasu] to dig out
掘当てる[horiateru] to strike
掘抜く[horinuku] to dig through
掘る[horu] to dig
根掘り葉掘り[nehorihahori] thoroughly