WordWeb Online

1. A relative position or degree of value in a graded group
   - grade, level
    
2. Any one of two or more competitors who tie scores with one another
    
3. One of two or more layers one atop another
   "a three-tier wedding cake"; "tier upon tier of huge casks"
    
4. A worker who ties something
   - tier up
    
5. Something that is used for tying
   "the sail is fastened to the yard with tiers"

Sounds like: tax, tacks

Derived forms: tiers

Type of: bed, challenger, competition, competitor, contender, layer, rank, rival, rope, worker

Encyclopedia: Tier