at the same time

together, simultaneously; along with

Adverb
1. at the same instant; "they spoke simultaneously"
(synonym) simultaneously
2. overlapping in duration; "concurrently with the conference an exhibition of things associated with Rutherford was held"; "going to school and holding a job at the same time"
(synonym) concurrently

Synonyms and related words:
above, ad interim, additionally, after all, again, albeit, all included, all the same, all together, also, although, altogether, among other things, and all, and also, and so, as far as, as long as, as one, as one man, as well, at a clip, at all events, at any rate, at one time, at that time, at which time, au reste, beside, besides, between acts, betweentimes, betweenwhiles, beyond, but, coinstantaneously, concurrently, contemporaneously, during the interval, during which time, else, en attendant, en plus, even, even so, extra, farther, for a time, for all that, for lagniappe, for the meantime, for the nonce, further, furthermore, howbeit, however, in a chorus, in addition, in any case, in any event, in chorus, in concert with, in phase, in sync, in the interim, in the meanwhile, in unison, inter alia, into the bargain, isochronously, item, just the same, likewise, meantime, meanwhile, more, moreover, nevertheless, nonetheless, notwithstanding, on that occasion, on the beat, on the side, on top of, over, pendente lite, plus, rather, similarly, simultaneously, still, synchronously, the while, then, therewith, though, to boot, together, too, until then, when, whereas, while, whilst, with one voice, yet
  

NELLO STESSO TEMPO. CONTEMPORANEAMENTE. INSIEME. A UN TEMPO. NONDIMENO. TUTTAVIA. PURE

idm. แต่กระนั้น, ในขณะเดียวกัน