1. Too sacred to be uttered
   - ineffable, unnameable, unspeakable, unutterable 
2. Not capable of being said
   - unspeakable

See also: sacred

• Haldol
• hale
• hale and hearty
• Haleakala National Park
• haleness
• Halenia
• haler
• Halesia
• Halesia carolina
• Halesia tetraptera
• Halevy
• Haley
• half
• half a dozen
• half binding
• half blood
• half board
• half boot
• half brother
• half cross stitch
• half crown
• half dollar
• half door
• half eagle
• half gainer