あっさりと (translations)→ airily artlessly briskly cool deadpan eagerly flatly just matter-of-factly
あっというまに (translations)→ immediately quicksilver rapidly
あわてる (translations)→ alarm anxiety blanch hurry panic
いきおいよく (translations)→ energetically sharply
いきなり (translations)→ abruptly beginning bluntly directly freely impulsively instant instantly leap new out-of-the-blue outright point-blank pointblank promptly sudden suddenly unannounced violently
ぐっすり (translations)→ heavy profound solidly sound soundly well
しっかり (translations)→ carefully certainly cleanly close completely definitely duly firmly fully good indelibly much nice positively powerfully real right safely sharp soberly solid squarely tight tightly together
すぐさま (translations)→ immediate quickly straight then
すらすらと (translations)→ lucidly quick readily silkily smooth smoothly
そそくさと (translations)→ hastily precipitously scurry scuttle uneasily
だらしない (translations)→ degenerate dispirited plod scruffy slothful unsavory
つなぐ (translations)→ hold release retrieve tether
てきぱきと (translations)→ brisk expertly promptness rapid
どんどん (translations)→ aggressively all constantly dramatically fair gradually increasingly keep steadily
はやい (translations)→ only precede
穏やかな (translations)→ benignant easy halcyon pacific peaceable peacefully piping quiet silken soft sunny tolerant
急ぐ (translations)→ chop prompt push race sprint stride
急激に (translations)→ exponentially significantly
迅速 (translations)→ speed velocity
早い (translations)→ ahead earliness
早口 (translations)→ fast-talking torrent
速い (translations)→ better racing swift
動かない (translations)→ jam remain statuesque stiff still
立派に (translations)→ distinguished perfectly splendid
すぐに (translations)→ briefly easily forthwith in a bit inevitably pronto straightaway swiftly