Đồng nghĩa của by return

promptly immediately instantly pronto fast instantaneously directly quickly forthwith straightaway now straightway instanter rapidly speedily swiftly posthaste presently headlong incontinently right plumb bang expeditiously hastily fleetly momentarily unhesitatingly hotfoot sharp PDQ right away at once straight away without delay right now post-haste straight off without hesitation lickety-split right off on the double like a shot as soon as possible in double quick time in nothing flat flat-out with little delay abruptly suddenly ekdam forthright away this instant this minute in a flash that instant without further ado that minute this very minute on the spot there and then then and there that very minute like a flash toot sweet here and now as quickly as possible in short order in no time tout de suite with all speed on a dime at warp speed double quick off the bat without more ado soon before you can say Jack Robinson shortly snappily briskly quick in a jiffy in an instant in a trice hurriedly chop-chop punctually apace summarily early in a second presto double-quick in two shakes in less than no time like greased lightning before you can say knife on time at the speed of light straight full tilt in a moment in no time at all in the twinkling of an eye like lightning first off in a hurry swift anon very quickly before you know it hell-for-leather at full tilt in a minute in the blink of an eye hell for leather like now at the double in a tick dead quick as lightning like the wind like the clappers at full speed at a rate of knots like a bat out of hell all of a sudden nimbly readily at short notice precipitately without warning hot without notice without a second thought in two ticks in a mo very soon actively in two shakes of a lamb's tail in a wink at speed sharply like the deuce a mile a minute like a bomb like billy-o like a scalded cat at a gallop due timelily urgently instant contiguously by and by unexpectedly smartly soon afterward all at once on the instant ahead of time in good time as fast as possible double-time ASAP before long seasonably in haste first in the wink of an eye like wildfire like mad like crazy out of the blue like an arrow from a bow in a snap in a sec in a fraction of a second like a madwoman like a madman in a blink on schedule enthusiastically on the spur of the moment within a short time on the nail ahead of schedule spontaneously in a little while meteorically in a New York minute on the dot before the ink is dry on the page nippily now or never with time to spare at a stroke like blazes in a split second without any delay at full throttle at high speed by leaps and bounds like gangbusters at breakneck speed with dispatch in a short time in due time at a lick before one can say knife from the word go in a very short time at the right time quick-wittedly alertly acutely on the barrelhead this second this moment almost immediately soon after sooner plump gladly eagerly very willingly outright in a bit pretty soon by when any moment now any second now direct asudden hereupon thereupon unanticipatedly unawares in the same breath fast-paced a.s.a.p. this day with no delay with all haste soon enough in a rush in a jiff at this point at this moment at this juncture in the near future right off the bat in the bat of an eye fast and furious like a streak like nobody's business right at this time at this moment in time peremptorily arbitrarily at a fast pace with great speed as swift as an arrow without losing time very fast as fast as your legs can carry you by surprise before the deadline prompt punctual at this point in time any second in a twinkling any minute now in next to no time any minute in a nanosecond on spur of moment beforehand acceleratedly fastly hurried without formality without discussion without due process expressly short responsively zippily blisteringly spiritedly quick as a flash quick as anything quick as a fox in time chop chop vigorously heedlessly in high gear in double time agilely subito unpremeditatedly not too late early enough at the appointed time efficiently brusquely on spur of the moment like a whirlwind at a run with all possible haste too quickly duly before the appointed time firmly energetically decisively incisively at the proper time at the stated time in a lively manner

by right by rights byrnie byrnies byroad byroads byres by repute by repetition by region by reason of by reasonable assumption