From <span class="searchmatch">Proto</span>-Indo-<span class="searchmatch">Iranian</span> *<span class="searchmatch">gu</span>Htás, from <span class="searchmatch">Proto</span>-Indo-European *gʷuh₁-tó-s, from *gʷeh₁w- (“to increase, gain”) + *-tós. *<span class="searchmatch">guHtáh</span> past participle of *ǰáwti...
increase”) (see there for further descendants) *gʷuh₁-tó-s <span class="searchmatch">Proto</span>-Indo-<span class="searchmatch">Iranian</span>: *<span class="searchmatch">gu</span>Htás <span class="searchmatch">Proto</span>-<span class="searchmatch">Iranian</span>: *<span class="searchmatch">guHtáh</span> (see there for further descendants) ^ Derksen, Rick...