roughly

adverb3

1. •
   In a rough manner; without kindness, softness, or gentleness.

   • They treated the prisoners roughly [...] slashing pitilessly with their whips to drive them as wretched animals before them. — 1966
2. •
   Without precision or exactness; imprecisely but close to in quantity or amount; approximately.

   • Satanism can be divided, roughly, into two branches: the Luciferians and the Palladists. — 1936
3. •
   Unevenly or irregularly.