her·e·tic 
(hĕrĭ-tĭk)
(hĕrĭ-tĭk)n.
A person who holds controversial opinions, especially one who publicly dissents from the officially accepted dogma of the Roman Catholic Church.
adj.
Heretical.
[Middle English heretik, from Old French heretique, from Late Latin haereticus, from Greek hairetikos, able to choose, factious, from hairetos, chosen, from haireisthai, to choose; see HERESY.]
- gentleman farmer
- "Gentleman Jim."
- gentlemanly
- gentleman's agreement
- gentleman's gentleman
- gentlemen's agreement
- gentleness
- gentlepeople
- gentleperson
- gentlewoman
- gentlewomanly
- gently
- gentoo penguin
- gentrification
- gentrifier
- gentrify
- gentry
- genuflect
- genuflection
- genuine
- genuinely
- genuineness
- genus
- Gen-X
- Gen-Xer