Adverb
unflatteringly (comparative more unflatteringly, superlative most unflatteringly)
In such a manner as to be unflattering
The lights shone unflatteringly on his sweaty face.
Ode 5 Bacchylides has often been compared unflatteringly with Pindar, as for example by the French critic, Henri Weil : "There is no doubt that he fails of the elevation, and also of the depth, of Pindar. Source: Internet
In those novels and stories which refer to events in his own life, he portrays himself unflatteringly (with some degree of accuracy) as an artist who is self-centered yet has a keen eye for the sufferings and tribulations of others. Source: Internet