List: adverb (fukushi)

onomatopoeic or mimetic word  adverb  adverb taking the と particle 

• fast (asleep), snoring or grumbling sound

popular  ateji  rarely used kanji form  usually written using kana alone  onomatopoeic or mimetic word  adverb  adverb taking the と particle  noun or participle taking the aux. verb する  verb (generic)  noun (generic)  な adjective  adjective (generic) 

• slowly, tardily, dawdling, lingering, hesitantly
• complaining, grumbling
• unsettled (e.g. weather)
• loose, slackened

onomatopoeic or mimetic word  adverb  な adjective  adjective (generic)  adverb taking the と particle  noun or participle taking the aux. verb する  noun (generic) 

• pulpy, soppy
• sloppy, untidy, in a disarray, chaotic

JLPT N1  onomatopoeic or mimetic word  adverb 

• suddenly, at once, in one go, with a jerk, with a gulp
• considerably, very much, a lot
• firmly, with an effort, tightly, exerting pressure
• completely (e.g. at a loss)
• deeply (e.g. moved)

onomatopoeic or mimetic word  な adjective  adjective (generic)  noun taking the genitive case particle の  adverb  adverb taking the と particle  noun or participle taking the aux. verb する  noun (generic) 

• flabby, limp, soft and pliable

onomatopoeic or mimetic word  adverb  adverb taking the と particle  noun or participle taking the aux. verb する  verb (generic)  noun (generic) 

• gurgling, sound of rinsing one's mouth

onomatopoeic or mimetic word  adverb  adverb taking the と particle 

• rapidly, vigorously, by leaps and bounds, steadily

onomatopoeic or mimetic word  adverb  adverb taking the と particle  noun or participle taking the aux. verb する  verb (generic)  noun (generic) 

• gaudy, garish, showy

JLPT N1  onomatopoeic or mimetic word  noun or participle taking the aux. verb する  verb (generic)  noun (generic)  adverb taking the と particle  adverb 

• to be disheartened, to be dejected, to be discouraged, to be disappointed
• suddenly (losing a lot of weight), looking emaciated, becoming very thin

popular  rarely used kanji form  JLPT N4  usually written using kana alone  adverb  interjection 

• in this way, like this, so, thus
• this (much), so
• uh, er, mm, well