Answer:
list of words that contain "ie" or "ei" in their spelling, sorted alphabetically:
- Achieve
- Belief
- Ceiling
- Chief
- Deceive
- Deity
- Eight
- Either
- Feisty
- Foreign
- Glacier
- Height
- Heir
- Leisure
- Neither
- Niece
- Perceive
- Receipt
- Relieve
- Reinforce
- Seize
- Seizure
- Sleigh
- Sovereign
- Their
- Thirteen
- Vein
- Weight
- Yield