Put the meaning into your own words.

The committee described the deliberate concealment as reproachable conduct.

Later, the manager distinguished a real seating problem from nitpicking about whether a reusable mug matched the kitchen's paint. She chose to reprimand the tenant after he repeatedly insulted colleagues despite a clear request to stop. The conduct was reproachable because it knowingly made a shared space hostile, not because his taste differed from anyone else's.