4 ms·It's to be used when the word that follows begins with a vowel sound.by skinfaxi 6mo agoIt's to be used when the word that follows begins with a vowel sound.moi2388 6mo agoIs it? Do you have a source for this? Afaik ‘while’ is often used in US English and ‘whilst’ in British English.finghin 6mo agoboth are definitely used in modern British English, but whilst is strange to my ears as I grew up in Irelanddeleted 6mo ago[deleted]