mince / mints are similar-sounding terms with different meanings (referred to as homophones). To better understand the differences, see below for definitions, pronunciation guides, and example sentences using each term. 👇
mince: (noun) food chopped into small bits. (verb) make less severe or harsh. (verb) walk daintily. (verb) cut into small pieces.
mints: (noun) any north temperate plant of the genus Mentha with aromatic leaves and small mauve flowers. (noun) any member of the mint family of plants. (noun) the leaves of a mint plant used fresh or candied. (noun) a candy that is flavored with a mint oil. (noun) a plant where money is coined by authority of the government. (verb) form by stamping, punching, or printing.
mince: m·IH·n·s
mints: m·IH·n·t·s
(Examples are Wikipedia snippets under the CC ShareAlike 3.0 license. Definitions drawn from WordNet.)