FOREIGN WORDS & PHRASES
'(<a href="http://www.j-archive.com/media/2006-04-12_J_09.jpg" target="_blank">Kelly of the Clue Crew gives an etymology lesson on the monitor.</a>)  According to Grimm's Law, the ancient "D" became our "T" sound, and the German sound "Ts", so Latin "duo" became "two" in English & <a href="http://www.j-archive.com/media/2006-04-12_J_09a.jpg" target="_blank">this</a> word in German'
zwei