IPA: /dɪˈtræktər/
KK: /dɪˈtræktər/
A person who criticizes or speaks negatively about someone or something, often to diminish their value or reputation.
Despite being a talented artist, she faced many detractors who questioned her abilities.
Detractor is formed from "de-" (meaning down or away) and "tractare" (meaning to pull or draw). The word describes someone who pulls down or detracts from someone else's reputation or achievements.
Think of someone who 'pulls down' ('de-') the reputation of another by 'drawing' attention to their flaws ('tractare').