critically
adverb
[ ˈkrɪtɪkli ]
• in a way that expresses disapproval.
• "a designer spoke critically of capitalism"
• in a way that expresses or involves an analysis of the merits and faults of a work of literature, music, or art.
• "a critically acclaimed novel"
• to a potentially disastrous degree.
• "the critically endangered Hawaiian monk seal"