coarser

/K AO1 R S ER0/
adjective
  1. 1

    Composed of large parts or particles; of inferior quality or appearance; not fine in material or close in texture.

  2. 2

    Lacking refinement, taste or delicacy.

    โ€œcoarse languageโ€

Source: https://en.wiktionary.org/wiki/coarse, https://en.wiktionary.org/wiki/coarser