New Revised Standard Version
The LORD your God will clear away these nations before you little by little; you will not be able to make a quick end of them, otherwise the wild animals would become too numerous for you.

Contemporary English Version
As you attack these nations, the LORD will force them out little by little. He won't let you get rid of them all at once--if he did, there wouldn't be enough people living in the land to keep down the number of wild animals.

New American Bible
He will remove these nations before you little by little. You cannot finish with them quickly, lest the wild beasts become too numerous for you.

Douay-Rheims Bible
He will consume these nations in thy sight by little and little and by degrees. Thou wilt not be able to destroy them altogether: lest perhaps the beasts of the earth should increase upon thee.

He will consume these nations in thy sight by little and little and by degrees. Thou wilt not be able to destroy them altogether: lest perhaps the beasts of the earth should increase upon thee.

put out [heb] pluck off

Exodus 23:29,30 I will not cast them out from thy face in one year; lest the land be brought into a wilderness, and the beasts multiply against thee. . . .

Joshua 15:63 But the children of Juda could not destroy the Jebusite that dwelt in Jerusalem: and the Jebusite dwelt with the children of Juda in Jerusalem until this present day.