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"differ" is also used as a crossword clue. If that's what you saw, the answer is often vary (4 letters).
Definitions
be of different opinions
Word origin
From Middle English differren, from Old French differer, from Latin differō (“carry apart, put off, defer; differ”), from dis- (“apart”) + ferō (“carry, bear”). Compare Ancient Greek διαφέρω (diaphérō). Doublet of defer and dilate, see also infer, confer and collate, refer and relate, as well as prefer and prelate among others.
Used in a sentence
“These shoes only differ from those ones in having slightly longer laces.”
“The numbers 3 and 21 differ by 18.”
“May 11, 1827, George Canning, Changes in the Administration I differ from the honourable baronet on both these subjects”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer1 curated clues
01“Be unlike”6 letters
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