がぶり（と）
take a big bite; bite into
→ He took a big bite of the large piece of meat.
ばくばく（と）
gobble; devour
→ He gobbled down the hamburger.
ごくごく（と）
gulp down
→ Drink cold water in big gulps.
ありあり（と）
clearly; visibly
→ Fatigue was clearly visible on his face.
ひしひし（と）
keenly; deeply
→ I deeply feel my parents' love.
ほとほと
utterly; completely fed up
→ I am utterly fed up and at my wits' end with his selfishness.
すいすい（と）
smoothly; effortlessly
→ The work is progressing smoothly.
するする（と）
smoothly; swiftly
→ The monkey climbed the tree swiftly and smoothly.
ころりと
easily; readily
→ I was easily fooled by his lie.
のっそり（と）
slowly; lumberingly
→ A bear lumbered into view.
ぱたりと・ぱったり
suddenly stop; abruptly cease
→ Customers suddenly stopped coming.
みっちり（と）
intensively; thoroughly
→ Practice the piano intensively.
やんわり（と）
gently; tactfully
→ Politely and tactfully decline an invitation you are not interested in.
くすくす（と）
giggle
→ They were giggling.
ごしごし（と）
scrub hard
→ Scrub the dirty floor hard.
どしどし
freely; actively; one after another
→ Please send us plenty of questions.
どやどや（と）
noisily in a crowd
→ The audience came noisily into the venue in a crowd.
みすみす
before one's eyes; knowingly let happen
→ Let a perfect opportunity slip away before your eyes.
めきめき（と）
remarkably; rapidly
→ My Japanese improved remarkably after coming to Japan.
うずうず
itching to; eager
→ I'm itching to go on the trip as soon as possible.
うんざり
fed up; sick and tired
→ I'm fed up with the monotonous work every day.
じりじり
impatiently; restlessly
→ I'm getting impatient because the bus isn't coming.
びくびく
fearfully; nervously
→ I'm nervously afraid that my parents may scold me.
もんもんと
anguished; brooding
→ Unable to find a solution, I spent the night brooding.
やきもき
fret; worry impatiently
→ I worried impatiently because she was late coming home.
あたふた（と）
in a fluster; hurriedly
→ I get flustered by an unexpected visitor.
どぎまぎ
flustered; nervous
→ I got flustered when the person I like spoke to me.
どきんと
heart gives a thump
→ My heart gave a thump at those words.
まごまご
at a loss; confused
→ I'm confused and at a loss because I got lost.
あくせく（と）
busily; frantically
→ I work frantically every day.
いそいそ（と）
cheerfully; eagerly
→ She cheerfully gets ready to go on a date.
せかせか（と）
hurriedly; restlessly
→ He is always walking hurriedly.
きょとんと
blankly; puzzled
→ She looked blank and puzzled, as if she did not understand what was happening.
ぽかんと
open-mouthed; blankly
→ I was so surprised that I stood open-mouthed.
はればれ
refreshed; relieved
→ After the exam ended, I felt completely relieved and refreshed.
ほれぼれ
admiringly; enchanted
→ I am completely captivated by his splendid performance.
ぶすっと
sullenly; sulkily
→ He is sulking after being scolded.
むっつり（と）
sullenly; silently
→ He is sitting in sullen silence.
さばさば
frank; easygoing
→ She has a frank, easygoing personality.
ねちねち（と）
persistently; naggingly
→ Complain persistently and naggingly.
うかうか
carelessly; off guard
→ If you let your guard down, you'll miss your chance.
けろりと
unconcernedly; as if nothing happened
→ Even after being scolded so severely, he looks completely unconcerned.
すらっと・すらりと
slender; slim
→ Long, slender legs.
ちょこまか（と）
scurry around
→ The child scurries around everywhere.
あやふや
vague; uncertain
→ My memories of the past are vague and uncertain.
うやむや
vague; swept under the rug
→ You must not sweep the problem under the rug.
かんかん
furious; enraged
→ My father is absolutely furious.
たじたじ
overwhelmed; at a loss
→ I was completely overwhelmed by his sharp question.
