posthaste
51flat out — Synonyms and related words: a outrance, a toute outrance, absolute, absolutely, admitting no exception, all hollow, all out, all the way, all out, apace, at full blast, at full drive, at full speed, at full throttle, beyond all bounds, beyond… …
52full tilt — Synonyms and related words: actively, all out, allegretto, allegro, animatedly, breezily, briskly, energetically, expeditiously, flat out, hastily, in full swing, lickety split, lively, posthaste, quickly, rapidly, speedily, spiritedly, sprightly …
53hand over fist — Synonyms and related words: amain, apace, at flank speed, at once, by forced marches, cursorily, double quick, expeditiously, fast, feverishly, furiously, hand over hand, hastily, hell for leather, hell bent, hell bent for election, helter… …
54hastily — Synonyms and related words: a corps perdu, abruptly, agilely, amain, apace, at flank speed, at half cock, at once, bang, by forced marches, carelessly, cursorily, dash, desperately, directly, double quick, expeditiously, fast, feverishly, flat… …
55hell bent — Synonyms and related words: amain, apace, at flank speed, bent on, dead set on, decided upon, determined upon, double quick, expeditiously, fast, fixed upon, hand over fist, hand over hand, hastily, hell for leather, hell bent for election, hell… …
56lickety split — Synonyms and related words: amain, apace, at flank speed, double quick, expeditiously, fast, hand over fist, hand over hand, hastily, hell for leather, hell bent, hell bent for election, in double time, in double quick time, in high, in high gear …
57on the double — Synonyms and related words: amain, apace, at flank speed, at the double, crowded, double quick, double time, expeditiously, fast, hand over fist, hand over hand, hard pressed, hard pushed, hard run, hastily, hell for leather, hell bent, hell bent …
58presto — Synonyms and related words: accelerando, adagietto, adagio, affrettando, allegretto, allegro, andante, andante tempo, andantino, beat, compound time, con anima, con brio, crescendo, decrescendo, desto, diminuendo, duple time, expeditiously, flat… …
59promptly — Synonyms and related words: PDQ, agilely, amain, animatedly, anxiously, apace, ardently, at flank speed, at once, avidly, breathlessly, by forced marches, cursorily, de bonne volonte, decisively, directly, double quick, eagerly, enthusiastically …
60pronto — Synonyms and related words: PDQ, all at once, all together, apace, at a blow, at a stroke, at once, at one blow, at one jump, at one stroke, at one swoop, at one time, decisively, directly, expeditiously, flat out, forthwith, full tilt, hastily,… …
