He quickly brought himself up to speed in the principal language of his new country.
English is the principal language and Protestant denominations are the main faiths.
All of the principal southern languages have their own script as well.
It is the principal language of writing, school instruction, and administrative use.
English had become his principal language and would remain so throughout his life.
It is the principal language of education and government and spoken throughout the country.
It is the principal language of the Serer people.
Like it or not, English is still the world's principal language where corporate identities are concerned.
"In one place they asked if the principal language was English, French or other," he said.
The principal language of our reality here in the West is economics.