catalyst
WordReference English Thesaurus © 2026
Sense: Noun: chemical substance
Synonyms:
enzyme, catalytic agent, accelerator, accelerant, substance Collocations, chemical Collocations, stimulant, agent Collocations
Sense: Noun: prompt
Synonyms:
prompt Collocations, push Collocations, spur Collocations, motivation Collocations, stimulus, incentive Collocations, incitement, impetus, nudge Collocations, gentle nudge, prompting
Sense: Noun: person acting as stimulus
Synonyms:
instigator, agitator, provocateur, innovator, rabble-rouser, troublemaker, initiator, agent Collocations