to dig / to hollow out / to grow hollow

(figuratively) to dig one's own grave

(informal, figuratively) to rack one's brain, to cudgel one's brain

(informal, figuratively) to rack one's brain, to cudgel one's brain

(figuratively, informal) to rack one's brain, to cudgel one's brain, to put one's thinking cap on

first-person singular future of creuser

first-person plural conditional of creuser

second-person singular future of creuser

third-person singular future of creuser

third-person plural conditional of creuser