Here are the possible solutions for coliseum level clue
Answer
Clue
Relevancy
tier
Clue
Coliseum level
Management level or theater level
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
agon
Clue
Coliseum contest
Definition
the dramatic conflict between the chief characters in a literary work