Decades: 1990s 2000s 2010s 2020s 2030s - 2040s - 2050s 2060s 2070s 2080s 2090s
Years: 2042 2043 2044 2045[?] 2046 - 2047 -2048[?] 2049[?] 2050[?] 2051[?] 2052[?]
... groups: athematic[?] and thematic[?]. The thematic verbs are so called because an a, called the theme vowel, is inserted between the stem and the ending. This serves to ...