亭午 is read as ていご (teigo) and means noon.
ていご
teigo
ていしゅ
husband
ていしゅかんぱく
domineering husband
たんご
Boys' Day celebration (May 5)
へいご
Fire Horse (43rd term of the sexagenary cycle, e.g. 1906, 1966, 2026)
ししょうご
apparent noon
こうご
Wood Horse (31st term of the sexagenary cycle, e.g. 1954, 2014, 2074)
しょうご
noon
うま
fifth month of the lunar calendar
はつうま
first "horse day" in any lunar month, but esp. the second lunar month
しんしょうご
にちご
りょうてい
ryotei