chiefly
chief|ly /tʃ'iːfli/
[ADV] ADV with cl/group, ADV with v
You use chiefly to indicate that a particular reason, emotion, method, or feature is the main or most important one.
He joined the consular service, chiefly because this was one of the few job vacancies...
= mainly, primarily
[ADV] ADV with cl/group, ADV with v
You use chiefly to indicate that a particular reason, emotion, method, or feature is the main or most important one.
He joined the consular service, chiefly because this was one of the few job vacancies...
= mainly, primarily