early 15c., "in fact, in reality" (as opposed to "in possibility"), from actual + -ly (2). Meaning "actively, vigorously" is from mid-15c.; that of "at this time, at present" is from 1660s. As an intensive added to a statement and suggesting "as a matter of fact, really, in truth" it is attested from 1762, often used as an expression of mild wonder or surprise.
to be nominally but not actually independent
large meteorites actually come from the asteroid belt
no one actually saw the shark
you may actually be doing the right thing by walking out
she actually spoke Latin
the transmission screen shows the picture that is actually on the air
actually, I haven't seen the film
she hasn't proved to be too satisfactory, actually
actually, we all help clear up after a meal
I'm not all that surprised actually
actualisation
actualise
actuality
actualization
actualize
actually
actuarial
actuary
actuate
actuation
acuity