Presumably from <span class="searchmatch">Proto</span>-<span class="searchmatch">Germanic</span> *grutją, from <span class="searchmatch">Proto</span>-Indo-European *gʰrewd- *<span class="searchmatch">gruti</span> n coarse grain, bran, grit *gruttju f *graut *greut *grot *<span class="searchmatch">grūti</span> Old English:...
/ˈɣreu̯.tɑ.nɑ̃/ *greutaną to grind, crush *grautaz *greutą *gruttōną <span class="searchmatch">Proto</span>-<span class="searchmatch">West</span> <span class="searchmatch">Germanic</span>: *greutan Old High German: *griozan Middle High German: griezen Kroonen...
From <span class="searchmatch">Proto</span>-<span class="searchmatch">Germanic</span> *greutaną. *greutan to grind, to crush Old High German: *griozan Middle High German: griezen...