Legionaries rhymes with:
confectionaries, dictionaries, functionaries, luminaries, mercenaries, missionaries, ordinaries, preliminaries, reactionaries, revolutionaries, seminaries
Legionaries sounds like:
legionnaire's, legionnaires, lexmark
confectionaries, dictionaries, functionaries, luminaries, mercenaries, missionaries, ordinaries, preliminaries, reactionaries, revolutionaries, seminaries
legionnaire's, legionnaires, lexmark