A person who believes in or practices bestiality, or someone who emphasizes animal-like or brutal instincts in human behavior.
From bestial + -ist (suffix indicating a person who practices or believes in something). Combines Latin bestia with Greek professional suffix. The term appears in both zoological and philosophical contexts.
This word reveals how the same suffix -ist can create meanings ranging from 'someone who studies' (biologist) to 'someone who practices' (bestialist), showing how context completely changes a word's moral weight!
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