Where does “tendentious” come from?

Tendentious comes from English -ous combined with English tendency, which derives from Latin tendiōsus, the adjective form of Latin teneo meaning "to hold," with the suffix -ia forming the noun tendency.

tendentious (English): Having a tendency; written or spoken with a...

Definitions

  1. Having a tendency; written or spoken with a...

Ancestry of “tendentious”, step by step

tendentious traces back through two separate lines of ancestry.

via German tendenziös

StepLanguageWordMeaning
1Germantendenziöstendentious; biased
2Frenchtendancieuxtendentious
3Frenchtendancetendency, propensity
4French-anceance; forms abstract nouns
5Old French-anceance (suffix used to form nouns)
6Latin-iaUsed to form a feminine abstract noun, usually...
7Latin-iusforming adjectives from nouns; nominative neuter...
8Proto-Italic-jōsForms comparative adjectives
9Proto-Indo-European-yósCreates adjectives from noun or verb stems

via English tendency

StepLanguageWordMeaning
1EnglishtendencyA likelihood of behaving in a particular way or...
2LatintendentiaThe act of leaning toward; tendency, disposition,...

Words derived from “tendentious

Every word from Proto-Indo-European -yós