Ergotism rhymes with:
egotism, astigmatism, conservatism, corporatism, despotism, dogmatism, egotism, electromagnetism, ferromagnetism, helotism, hypnotism, magnetism, nepotism, patriotism, pragmatism, rheumatism, separatism, stigmatism
egotism, astigmatism, conservatism, corporatism, despotism, dogmatism, egotism, electromagnetism, ferromagnetism, helotism, hypnotism, magnetism, nepotism, patriotism, pragmatism, rheumatism, separatism, stigmatism