vigorously (ripping, tearing, scratching, etc.); roughly; with a riponomatopoeic or mimetic word
(eating) with a crunchonomatopoeic or mimetic word
adjectival nouns or quasi-adjectives (keiyodoshi); adverb (fukushi); adverb taking the 'to' particle; noun or participle which takes the aux. verb suru
stiff; starchy; crisponomatopoeic or mimetic wordusu. adverbially as 〜に
adverb (fukushi); adverb taking the 'to' particle; nouns which may take the genitive case particle 'no'; adjectival nouns or quasi-adjectives (keiyodoshi)
(working) hard; energetically; vigorously; furiouslyonomatopoeic or mimetic word
adverb (fukushi); adverb taking the 'to' particle
with a series of loud, repeated sounds (e.g. firing a machine gun, revving an engine); with a lot of (continuous) noiseonomatopoeic or mimetic word