Off-color and Pain in the neck

Off-color adjective - Hinting at or intended to call to mind matters regarded as indecent.

Pain in the neck and off-color are semantically related. In some cases you can use "Pain in the neck" instead an adjective phrase "Off-color".

Pain in the neck noun - Something or someone that causes trouble; a source of unhappiness.

Off-color and pain in the neck are semantically related. Sometimes you can use "Off-color" instead an adjective phrase "Pain in the neck".