As nouns the difference between terms and preferist
is that terms is while preferist is (very|rare|nonstandard|nonce) a preferer, someone that prefers or chooses (one thing over another).
terms
English
Noun
(head)
Statistics
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preferist
English
Noun
(
en noun)
(very, rare, nonstandard, nonce) A preferer, someone that prefers or chooses (one thing over another).