to close / to join / to fit / to be equal to / whole / together / round (in battle) / conjunction (astronomy) / 1st note of pentatonic scale / old variant of 盒[he2]
(classical particle similar to 於|于[yu2]) in / at / from / because / than / (classical final particle similar to 嗎|吗[ma5], 吧[ba5], 呢[ne5], expressing question, doubt or astonishment)