tendentious vs tendencious

tendentious and tendencious both are adjectives.

Word	Noun	Adjective	Verb	Adverb
tendentious	No	Yes	No	No
tendencious	No	Yes	No	No

As adjectives, tendentious and tendencious are synonyms defined as:

tendentious and tendencious: having or marked by a strong tendency especially a controversial one

tendentious (adjective)	tendencious (adjective)
having or marked by a strong tendency especially a controversial one	having or marked by a strong tendency especially a controversial one