This is the powerful undertow to her book.

It's as if that powerful undertow has taken hold of me again, fighting my urge to walk away.

Just the bright red awning of the Fálcon, pulling me in with its powerful undertow.

Instantly, he was yanked under the tugboat's powerful undertow.

Be very careful if you swim here: the large waves crash straight down and there's a powerful undertow.

A powerful undertow was hoisting them upward.

I realized too late that a powerful undertow was dragging me back into the fog.

When the deep sluices are opened at low tide, a powerful undertow is created which sucks the silt out of the harbour and into the river.

Momentarily stunned, she felt herself being pulled out by the powerful undertow.

When the deep sluice opened at low tide, a powerful undertow sucked the silt into the river to be carried away on the next tide.