ἐνεργητικός

From ἐνεργέω (energéō, “to effect”) +‎ -τῐκός (-tikós, verbal adjective suffix).

ἐνεργητῐκός • (energētikós) m (feminine ἐνεργητῐκή, neuter ἐνεργητῐκόν); first/second declension (Attic, Koine)

1. Able to act on; acting on
   • 384 BCE – 322 BCE, Aristotle, Physics 202a.17
2. Active
   • 200 BCE – 118 BCE, Polybius, The Histories 12.28.6
   • 160 CE – 210 CE, Sextus Empiricus, Against the Mathematicians 7.223
   • 160 CE – 210 CE, Sextus Empiricus, Against the Mathematicians 7.293
3. (grammar) In the active voice (of verbs, nouns, inflectional categories, or wording)
   • 60 BCE – 7 BCE, Dionysius of Halicarnassus, Amm.2 7
   • 50 CE – 250 CE, Apollonius Dyscolus, On Adverbs 161.18
   • 50 CE – 250 CE, Apollonius Dyscolus, On Syntax 150.19
   • 50 CE – 250 CE, Apollonius Dyscolus, On Syntax 210.19
   • 50 CE – 250 CE, Apollonius Dyscolus, On Syntax 276.20
   • Phryn., PSp. 9B
4. Efficacious, effective, stimulating
   • Geoponica, 2 33.4

• (active): πρᾱκτῐκός (prāktikós)

• English: energetic
• → Greek: ενεργητικός (energitikós) (learned)

• “ἐνεργητικός”, in Liddell & Scott (1940) A Greek–English Lexicon, Oxford: Clarendon Press