From Wiktionary, the free dictionary

From under- +‎ bring.

underbring (third-person singular simple present underbrings, present participle underbringing, simple past and past participle underbrought)

1. (transitive) To bring under subjection or control.

   Synonyms: curtail, restrain; see also Thesaurus:curb

   • 1589, Ioseph Barnes, A Skeltonicall salutation, or condigne gratulation, and iust vexation of the Spanishe nation that in a bravado, spent many a crusado, in setting forth an armado England to invado.:

     Thy dart, or sling, / Or strong bow-string, / That should vs wring, / And vnderbring, / Who every way, / Thee vexe and pay, / And beare the sway / By nigh

   • 1652, Edward Benlowes, Theophila, or, Loves sacrifice a divine poem:

     Who Chance, Change, Hopes, and Fears can underbring; / Who can obey, yet rule each Thing,

   • 1806, Horace Walpole, Thomas Park, A catalogue of the royal and noble authors of England, Scotland, ...:

     How Reason reigning as a Queen should Anger underbring.

• bring under