sparkplug Synonyms
Another word for sparkplug
• noun (Context 1)
A device fitted into the cylinder head of an internal-combustion engine that ignites the compressed fuel-air mixture by means of an electric spark.
"The mechanic replaced every fouled spark plug to restore the engine's smooth performance."
• noun (Context 2)
An energetic, enthusiastic person who initiates activity, inspires others, or serves as the driving force behind a group or project.
"She was the undeniable catalyst of the championship basketball team, rallying her teammates whenever their energy flagged."
• verb (Context 3)
To act as the energetic driving force that initiates, inspires, or propels (an activity, campaign, or organization).
"A coalition of local teachers sparkplugged the fundraising drive to build a new community library."
Opposites of sparkplug
The opposite of sparkplug shifts depending on context. Common opposites include: