3 adverbs to describe how to eighties

In short, in the year 1857, upwards of eighty years after Washington and his noble band declaredand at the point of the sword wontheir independence, and after so many States have purified their shields from the negro's blood, the highest tribunal in the Republic has decreed that the rights of the slave-owner extend to every inch of the Federal soil, and that by their Constitution the United States is a Slave Republic.

Approximately eighty per cent of the American forests are now privately owned.

They were very barren and rocky, scarcely eighty feet above the plain, formed of sandstone, the strata horizontal.

3 adverbs to describe how to  eighties  - Adverbs for  eighties