bitter enemy

"It is your turn now," he had said even then to his bitter enemy.

Though he doesn't know it, we have been bitter enemies for a long time.

Now, they are together - former bitter enemies - in a united community.

The two old friends remained bitter enemies for the rest of their lives.

It hadn't taken long for them to realize that their most bitter enemy, man, was all but gone from the land.

To listen to them, you'd probably think they were bitter enemies.

All of this made me many bitter enemies, as I found out when my next book appeared.

A little later they become bitter enemies, and remain as such for the rest of their lives.

At one time, they had been the bitter enemies of the Land.

It was as if she were looking into the eyes of an old bitter enemy.