yo accionaba
I used to activate / I was activating
tú accionabas
you used to activate / you were activating
él accionaba
he used to activate / he was activating
nosotros accionábamos
we used to activate / we were activating
vosotros accionabais
you used to activate / you were activating
ellos accionaban
they used to activate / they were activating