Here are the possible solutions for level a structure clue
Answer
Clue
Relevancy
raze
Clue
Level a structure
Definition
to demolish, also RASE
ozone
Clue
Low-level pollution or high-level protection
Definition
an allotropic form of oxygen present in the atmosphere
ptomaineconcourse
Clue
Warning sign at a train station's food court? (NOTE: The original sign, without my additions, actually exists. It's in Grand Central Terminal in NYC, on the lower level — the food court level. The sig
rank
Clue
Class, level or class level
Definition
disagreeable in odour or taste
tier
Clue
Management level or theater level
acellular
Clue
Lacking the basic structure of life
Definition
not containing or made up of cells
adenoid
Clue
Structure near a tonsil
Definition
relating to or like a gland, also ADENOIDAL
adobe
Clue
Clay structure
Definition
(Spanish) an unburned, sun-dried brick made of clay and straw, also DOBE, DOBIE, DOBY