immediately

あっというまに の訳語→ fast quicksilver rapidly

あっという間に の訳語→ instantly quickly swiftly

あわただしく の訳語→ fly hastily hurry restively

さっさと の訳語→ abruptly briskly directly early just promptly pronto quick simply soon thoughtlessly

さっそく の訳語→ present right straight very

すかさず の訳語→ already automatically simultaneously smoothly

すぐ の訳語→ close closely dutifully easily easy first instantaneously minute now presently quite then willingly

すぐさま の訳語→ immediate instant

すばやく の訳語→ briefly cursorily deftly hasty sharp sharply speedy

そこへ の訳語→ before till

そのまま の訳語→ consequently continue docile exact frankly keep let originally perfectly plain remain same there unconsciously whole

その瞬間 の訳語→ suddenly

その場で の訳語→ synchronous

ただちに の訳語→ direct

たちどころに の訳語→ overnight urgently

たちまち の訳語→ completely instantaneous momentarily outright short speedily sudden

たちまちのうちに の訳語→ sight

だしぬけに の訳語→ impulsively surprisingly unexpectedly

とたん の訳語→ as moment until when

とたんに の訳語→ inevitably noticeably

とっさに の訳語→ still

まっすぐ の訳語→ dead erect hard slap steadily upright

みるみるうちに の訳語→ increasingly rapid

一も二もなく の訳語→ readily

一挙に の訳語→ entirely head-on infinitely significantly unreasonably

急いで の訳語→ hurriedly smartly swift

急に の訳語→ begin considerably snap

忽ち の訳語→ stop

早くも の訳語→ by

即刻 の訳語→ instanter

即座に の訳語→ automatic impromptu

待ってましたとばかり の訳語→ happily keenly merrily

大急ぎで の訳語→ amain feverishly

大至急 の訳語→ ASAP straightaway

直接 の訳語→ independent onesef personally see

反射的に の訳語→ gut instinctively involuntarily reflectively

すぐに の訳語→ forthwith in a bit