coarsen

1 ENTRIES FOUND:
coarsen /ˈkoɚsn̩/ verb
coarsens; coarsened; coarsening
coarsen
/ˈkoɚsn̩/
verb
coarsens; coarsened; coarsening
Britannica Dictionary definition of COARSEN
1 
a  [+ object] : to make (something) rough or rougher
b  [no object] : to become rough or rougher
2 
a  [+ object] : to cause (someone or something) to become rude or offensive
b  [no object] : to become rude or offensive