quebracho /kā-bräˈchō/

1. The name of several S American trees yielding very hard wood, incl white quebracho Aspidosperma (family Apocynaceae), and red quebracho Schinopsis (family Anacardiaceae)
2. Their wood or bark

• back-rope
• back row
• back-row
• back rows
• backs
• backsaw
• backsaws
• backscatter
• backscattered
• backscattering
• backscatters
• backscratch
• backscratched
• backscratcher
• backscratchers
• backscratches
• backscratching
• backscratchings
• back-seat driver
• backset
• backsets
• backsey
• backseys
• backsheesh
• backsheeshed