sparkplug

[spahrk-pluhg] / ˈspɑrkˌplʌg /

NOUN

agitator

Synonyms

STRONGEST

anarchist demagogue firebrand malcontent propagandist protestor radical troublemaker zealot

STRONG

dissident dogmatist fighter fomenter incendiary inciter instigator mover partisan provocateur rabble-rouser rebel revisionist revolutionary ringleader

WEAK

disrupter wave maker

Antonyms

STRONGEST

moderate

NOUN

inciter

Synonyms

STRONG

advocate agent anarchist champion demagogue dissident fighter firebrand fomenter heretic incendiary instigator leftist malcontent mover partisan propagandist provocateur pusher rabble-rouser radical reactionary rebel reformer revisionist revolutionary ringleader troublemaker zealot

WEAK

disrupter wave maker

Antonyms

STRONG

moderate peacemaker

NOUN

instigator

Synonyms

STRONGEST

ringleader

STRONG

agitator firebrand hellion incendiary inciter knave meddler mischief-maker nuisance provocateur punk rabble-rouser

WEAK

agent provocateur inflamer wise guy

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

As for Hyeseong Kim, he has been a sparkplug for the offense.

From Los Angeles Times • Jun. 14, 2025

They have a sparkplug in Jones, who made all five of her threes and scored a game-high 15 points.

From Los Angeles Times • Nov. 24, 2024

George has been the sparkplug for the Jazz, averaging 21.7 points in three outings.

From Washington Times • Jul. 16, 2023

Since his return Dec. 22, though, Hachimura has been a sparkplug off the bench.

From Washington Post • Jan. 22, 2023

There were metal objects: hubcaps, a pair of rusty scissors, a sparkplug.

From "Flora & Ulysses: The Illuminated Adventures" by Kate DiCamillo