Cop out and Cover-up

Cop out verb - To break a promise or agreement.

Cover-up and cop out are semantically related. In some cases you can use "Cover-up" instead a noun "Cop out".

Cover-up noun - Something that covers or conceals like a piece of cloth.

Cop out and cover-up are semantically related. Sometimes you can use "Cop out" instead the phrase "Cover-up" as a noun or a verb.