abrasive

US /əˈbreɪ.sɪv/
UK /əˈbreɪ.sɪv/
1.

mài mòn

rude and unfriendly:

:
She has a rather abrasive manner.
1.

mài mòn

a substance used for rubbing away the surface of something, usually to clean it or make it shiny:

:
You'll need a strong abrasive for cleaning this sink.