Adjudicator and Line judge

Adjudicator noun - A person who impartially decides or resolves a dispute or controversy.

Line judge and adjudicator are semantically related. in arbitrator topic. In some cases you can use "Line judge" instead a noun "Adjudicator".

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

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