Border and Spot check

Border noun - The line or relatively narrow space that marks the outer limit of something.

Spot check and border are semantically related. In some cases you can use "Spot check" instead a noun "Border".

Nearby Words: borderline, bordered, bordering, borderland, borderless

Spot check noun - A check on work performance or product quality made at random times without warning.

Border and spot check are semantically related. Sometimes you can use "Border" instead a noun phrase "Spot check".