stubbornly◼◼◼(in a stubborn manner) adverb [UK: ˈstʌ.bən.li] [US: ˈstʌ.bərn.li]The frail old man stubbornly refused to make use of a wheelchair. = Le vieil homme frêle refusait obstinément de se servir d'un fauteuil roulant.
obstinately◼◼◻(in an obstinate manner) adverb [UK: ˈɒb.stɪ.nət.li] [US: ˈɒb.stɪ.nət.li]