subactivity

Etymology tree
Proto-Indo-European *upó
Proto-Italic *supo
Latin sub
Latin sub-der.
English sub-
Proto-Indo-European *h₂eǵ-
Proto-Indo-European *-eti
Proto-Indo-European *h₂éǵeti
Proto-Italic *agō
Latin agō
Proto-Indo-European *-wós
Proto-Indo-European *-iHwósder.
Latin -īvus
▲
Ancient Greek ἐνεργητῐκός (energētĭkós)sl.
Latin āctīvus
Proto-Indo-European *-teh₂
Proto-Indo-European *-ts
Proto-Indo-European *-teh₂ts
Proto-Italic *-tāts
Latin -tās
Latin āctīvitāsder.
Middle French activitébor.
English activity
English subactivity
From sub- + activity.