1. Causing consternation
   - appalling

1. Lower someone's spirits; make downhearted
   - depress, deject, cast down, get down, dispirit, demoralize, demoralise [Brit] 
2. Fill with apprehension or alarm; cause to be unpleasantly surprised
   - alarm, appal [Brit, Cdn], appall [US], horrify

See also: alarming

Type of: affright, discourage, fright, frighten, scare

• dibasic acid
• dibasic salt
• dibber
• dibble
• dibbuk
• dibrach
• dibranch
• Dibranchia
• Dibranchiata
• dibranchiate
• dibranchiate mollusk
• dibs
• dibucaine
• dicamptodon
• Dicamptodon ensatus
• dicamptodontid
• Dicamptodontidae
• dicarboxylic
• dice
• dice box
• dice cup
• Dicentra
• Dicentra canadensis
• Dicentra cucullaria
• Dicentra spectabilis