1The company's inexcusably slow response to the crisis led to widespread criticism and public outcry.
2Was the delay inexcusably long, or were there unforeseen circumstances that contributed to it?
3The politician's inexcusably vague promises during the campaign have been widely ridiculed by opponents.
4Do not inexcusably neglect your responsibilities and then expect others to cover for you.
5The inexcusably poor working conditions in the factory have been the subject of several labor disputes.