SixteóþaBosworth & Toller 盎格鲁-撒克逊古英语词典 - sixteóþa根据古英语词典：sixteóþaord. num. Sixteenth :-- Se syxteóþa (six-) sextus decimus, Ælfc. Gr. 49; Zup. 283, 3. Sextegða, Shrn. 91, 20. sixteoþa