(...) Just as reasoning, to an irrational person, becomes rationalizing, and moral judgment becomes moralizing, so psychological theories become psychologizing. The common denominator is the corruption of a cognitive process to serve an ulterior motive.
Psychologizing consists in condemning or excusing specific individuals on the grounds of their psychological problems, real or invented, in the absence of or contrary to factual evidence. (...)
(Lots more ranting about psychologizers. Schopenhauer energy.)
Bulverism is a good term, thanks!
A more transparent term would be psychologizing:
See also Ayn Rand on this topic:
(Lots more ranting about psychologizers. Schopenhauer energy.)