IPA: /bɪˈlɪŋɡwəli/
KK: /bɪˈlɪŋɡwəli/
In a way that involves using two languages.
She speaks bilingually, switching between English and Spanish effortlessly.
Bilingually → It is formed from "bi-" (meaning two) and "lingua" (from Latin, meaning tongue or language) and the suffix "-ly" (meaning in a manner). The word "bilingually" means in a manner that involves two languages.
Think of 'bi-' meaning two and 'lingua' meaning language — this helps you remember that bilingually refers to using two languages.