mismatch (n.)
- abnormality
- anomaly
- break
- clash
- conflict
- counter
- dissent
- impropriety
- inadmissibility
- inapplicability
- inappositeness
- inappropriateness
- inaptitude
- inaptness
- infelicity
- irrelevance
- irrelevancy
- jangle
- jar
- jostle
- maladjustment
- mesalliance
- misalliance
- object
- uncongeniality
- unfitness
- unsuitability
- vary
