Active and Spark plug

Active adjective - Being in effective operation.

Spark plug and active are semantically related. In some cases you can use "Spark plug" instead an adjective "Active".

Nearby Words: action, activity, activate, acting, activated

Spark plug noun - Electrical device that fits into the cylinder head of an internal-combustion engine and ignites the gas by means of an electric spark.

Active and spark plug are semantically related. Sometimes you can use "Active" instead an adjective phrase "Spark plug".