The oil provided a cushion which allowed them to win three elections in a manner that convinced them that they were invincible.
Our debtors displayed an invincible reluctance to enter into a similar discussion with us.
In fact, there is a theological concept which is rather more appropriate to the case—that of invincible ignorance.
Was there any invincible obstacle to that eligibility being maintained?
I remain in the state that theologians call invincible ignorance.
I fear them because of their great power and because of their invincible stupidity.
I am one of those who believe our nation is invincible.
If we have good and numerous cadres in industry, agriculture, transport and the army, our country will be invincible.