primarily
adv. degree B2 Upper Intermediate Oxford US //pɹaɪˈmɛɹəɫi// UK //pɹaɪmˈɛɹəli// pri·mar·i·ly
adv. mostly or mainly. You use this to show the most important reason or purpose for something.
adv. for the most part; in the first place. Used to indicate the chief or principal factor in a situation.
The company sells primarily to young adults.
The new community center is primarily used for youth sports, though it occasionally hosts local markets.
While the author touches on several historical themes, the book is primarily concerned with the psychological impact of the war on civilian populations.
From primary + -ly.
Usage
Typically placed before the adjective, adverb, or prepositional phrase it modifies, or between the auxiliary and main verb.