chard / charred 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. 👇
chard: (noun) beet lacking swollen root; grown as a vegetable for its edible leaves and stalks. (noun) long succulent whitish stalks with large green leaves.
charred: (verb) burn to charcoal. (verb) burn slightly and superficially so as to affect color.
chard: ch·AA·r·d
charred: ch·AA·r·d
(Examples are Wikipedia snippets under the CC ShareAlike 3.0 license. Definitions drawn from WordNet.)