different between diffused vs widespread

English

diffused

From wide +? spread.

widespread (comparative widerspread or more widespread, superlative widestspread or most widespread)

Affecting a large area (e.g. the entire land or body); broad in extent; widely diffused.
- It was April 22, 1831, and a young man was walking down Whitehall in the direction of Parliament Street. He wore shepherd's plaid trousers and the swallow-tail coat of the day, with a figured muslin cravat wound about his wide-spread collar.

extensive, pervasive, prevalent, ubiquitous, universal; see also Thesaurus:widespread

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