1. Lacking distinguishing characteristics or features
   "the featureless landscape of the steppe"

See also: plain

• tall order
• tall poppy
• tall story
• tall sunflower
• tall tale
• tall white violet
• tall yellow-eye
• tall-growing
• tall-stalked
• tallage
• Tallahassee
• Tallapoosa
• Tallapoosa River
• tallboy
• Tallchief
• Talleyrand
• tallgrass
• tallier
• Tallin
• Tallinn
• tallis
• tallish
• tallith
• tallness
• tallow