amolar betyder på engelska

hone [honed, honing, hones]▼(to sharpen with a hone)
verb
[UK: həʊn] [US: ˈhoʊn]

whetstone [whetstones]▼(stone used to hone tools)
noun
[UK: ˈwet.stəʊn] [US: ˈwetˌstoʊn]