Immediately
71statim — immediately; at once Latin Adverbs and Prepositions …
72at once — immediately, right now; all at once, all together, at the same time …
73first thing in the morning — immediately after waking up, early in the morning …
74in short order — immediately, without delay …
75in the twinkling of an eye — immediately, in a flash, instantly, in a jiffy …
76off the reel — immediately, right away, without delay …
77on sight — immediately, as soon as seen …
78on the double — immediately, right now, at once …
79on the instant — immediately, right away, without delay …
80right away — immediately, right now, at once …