-agogue

WordReference Random House Unabridged Dictionary of American English © 2026

-agogue, 

1. a combining form with the meaning "leader, bringer,'' of that named by the initial element, occurring in loanwords from Greek (demagogue;
   pedagogue);
   used also in medical terms that denote substances inducing the expulsion or secretion of that named by the initial element (cholagogue;
   hemagogue).

Also, -agog. 

• Greek -agōgos, -ē, -on, akin to ágein to lead, cognate with Latin agere to lead, drive, Old Norse aka to carry, convey

Collins Concise English Dictionary © HarperCollins Publishers::

-agogue, -agog combining_form:in_noun:countable

1. indicating a person or thing that leads or incites to action: pedagogue, demagogue

Etymology: via Late Latin from Greek agōgos leading, from agein to lead

-agogy combining_form:in_noun:countable