Football official and Line judge

Football official noun - An official who enforces the rules at a football game.

Line judge and football official are semantically related. In some cases you can replace phrase "Line judge" with "Football official", this phrases are similar.

Line judge noun - Football official who assists the referee by keeping track of the official time during the game.

Football official and line judge are semantically related. You can use "Football official" instead a noun phrase "Line judge".