最中に
while, during, in the middle of ~
さらに
furthermore, again, more and more ~
せいぜい
at the most, at best, to the utmost
しばらく
for a moment, for a while, for the time being
すでに
something has already been done/taken place, is already the case
少しも
anything of, not one bit (with negative sentence)
すなわち
in other words, namely ~
たとたん
as soon as, just as ~
たびに
whenever, every time ~
確かに
surely, certainly ~