the mind > attention and judgement > importance > unimportance > [adverb] > worthlessly
noughtsa1393
worthlessly1637
shottenly1661
trashily1836
rubbishingly1837
1837 Athenæum 236 They are childishly, rubbishingly, ridiculously otherwise.
1879 E. BrinsmeadHist. Pianoforte (new ed.) ii. ix. 141 ‘Where do all the pianos go?’ ‘To pieces’ is the answer respecting the mass of rubbishingly cheap pianos.