Find Synonyms
heretical Synonyms
Another word for heretical
Choosing another word for heretical depends on context, so the 15 synonyms and similar words below are separated across 2 exact definitions and ranked by match strength.
• adjective (Context 1)
Believing in or practicing religious heresy; holding beliefs at variance with established orthodox religious doctrine.
Usage Example
"The medieval tribunal condemned the scholar's treatise for containing heterodox teachings."
Strongest
heterodox
unorthodox
Strong
schismatic
sectarian
apostate
blasphemous
impious
Weak
sacrilegious
• adjective (Context 2)
Holding an opinion sharply at odds with what is generally accepted in a particular field or society.
Usage Example
"Proposing a four-day workweek was once considered a unorthodox idea in corporate management."
Strongest
unorthodox
unconventional
Strong
iconoclastic
dissenting
nonconformist
contrarian
radical
subversive
Opposites of heretical
The opposite of heretical shifts depending on context. Common opposites include:
orthodox
conventional
mainstream
conformist
canonical
doctrinal
traditional
accepted
Cite this Entry
Wordmom. (2026). Synonyms for Heretical. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/heretical