Throe

Throe (?), n. [OE. þrowe, þrawe, AS. þreÁ a threatening, oppression, suffering, perhaps influenced by Icel. þrā a throe, a pang, a longing; cf. AS. þreowian to suffer.] 1. Extreme pain; violent pang; anguish; agony; especially, one of the pangs of travail in childbirth, or purturition.

Prodogious motion felt, and rueful throes.
Milton.

2. A tool for splitting wood into shingles; a frow.

Throe, v. i. To struggle in extreme pain; to be in agony; to agonize.

Throe, v. t. To put in agony. [R.] Shak.