semantic development, compare <span class="searchmatch">Proto</span>-<span class="searchmatch">Germanic</span> *trewą and *triwwiz. *<span class="searchmatch">trumaz</span> firm, strong *trumiþō *trumjaną <span class="searchmatch">Proto</span>-West <span class="searchmatch">Germanic</span>: *trum Old English: trum Middle...
*trewwō *triwwiz *trugaz, *trugą *<span class="searchmatch">trumaz</span> *galgatrewą *trawją *triwīnaz *trusą *wargatrewą *wīnatrewą <span class="searchmatch">Proto</span>-West <span class="searchmatch">Germanic</span>: *treu Old English: trēow Middle...
*drumas <span class="searchmatch">Proto</span>-Slavic: *drъmъ (“thicket”) Bulgarian: дръ́мка (drǎ́mka) Russian: дром (drom) (dial.) Slovene: drmášča <span class="searchmatch">Proto</span>-<span class="searchmatch">Germanic</span>: *<span class="searchmatch">trumaz</span> (see there...