Etkin

adj. active, effective, forceful, operative, prepotent, ascendant, ascendent, effectual, hard core, real

n. effect, influence, action, efficacy, efficiency, effectiveness, forcefulness, reflection, reflexion, bearing, clout, drag, drift, force, hold, impact, impress, impression, imprint, incidence, interest, jolt, leaven, penetration, point, potency

active, effective aktif