in ‧ fu ‧ ri ‧ a ‧ ting /ɪnˈfjʊərieɪtɪŋ $ -ˈfjʊr-/ BrE AmE adjective
very annoying:
The infuriating thing is that he is always right.
—infuriatingly adverb :
an infuriatingly tricky crossword puzzle
in ‧ fu ‧ ri ‧ a ‧ ting /ɪnˈfjʊərieɪtɪŋ $ -ˈfjʊr-/ BrE AmE adjective
very annoying:
The infuriating thing is that he is always right.
—infuriatingly adverb :
an infuriatingly tricky crossword puzzle
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012