majoritairement betyder på engelska

predominantly▼◼◼◼(in a predominant manner)
adverb
[UK: prɪ.ˈdɒ.mɪ.nənt.li] [US: prə.ˈdɑː.mə.nənt.li]Algerian Arabs are predominantly fenient and hypocritical. = Les arabes algériens sont majoritairement fainéants et hypocrites.

mostly▼◼◼◼(for the most part)
adverb
[UK: ˈməʊst.li] [US: ˈmoʊst.li]

majoritively▼adverb