1. Causing or marked by grief or anguish
   "the heartrending words of Rabin's granddaughter"
   - grievous, heartbreaking

See also: sorrowful

• underdone
• underdrawers
• underdress
• underdressed
• undereducated
• underemployed
• underemployment
• underestimate
• underestimation
• underevaluation
• underexpose
• underexposure
• underfed
• underfeed
• underfelt
• underfoot
• underframe
• underfur
• undergarment
• undergird
• underglaze
• undergo
• undergrad
• undergraduate
• underground