Inspirer and Spark plug

Inspirer noun - A leader who stimulates and excites people to action.

Spark plug and inspirer are semantically related. In some cases you can replace phrase "Spark plug" with "Inspirer", this terms are similar.

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.

Inspirer and spark plug are semantically related. Sometimes you can replace term "Inspirer" with "Spark plug", this terms are similar.