To this aide, these attacks were tantamount to “asking to intervene on the side of ISIS.”
He was given the choice of two years in prison or oestrogen injections, tantamount to chemical castration.
Being shamed by her church was tantamount to losing her community and her job.
For them the 18-day search for the Israeli teens and the manhunt for their captors was tantamount to collective punishment.
Forcing a baby to sleep outside the ‘Family Bed’ is tantamount to neglect.
He did not answer her, for he could not speak at all; but his silence was tantamount to an admission.
He made a furious gesture, which was tantamount to sending her to the devil.
It would be tantamount to acknowledging she was for sale but that he hadn't the price.
The average Republican regarded this message as tantamount to a declaration of war.
This would not do, said the colonel; it was tantamount to insubordination.
1640s, from verbal phrase tant amount "be equivalent" (1620s), from Anglo-French tant amunter "amount to as much" (late 13c.), from Old French tant "as much" (from Latin tantus, from tam "so") + amonter "amount to, go up" (see amount).