tong2
means 'common'
tong2
is composed of
.
The first component denotes 'a small area' and the second component is
yi1 meaning 'one' while the last component is the character
kou3 meaning 'mouth'. Mouths speaking as one has the connotation
of 'same' or 'common'.
tong2shi4
means 'colleague' and literally translates as 'common'-'business'.
shi4
is from a hieroglyph with the following components
meaning 'flag', 'mouth' and 'hand' respectively. Combined we have 'under
the flag there is a man doing a job using his hands and communicating verbally'
i.e. 'business'.
xiang1tong2 means 'alike in
appearance' and literally translates as 'appearance'-'common'.
xiang1
is composed of
where the first component is mu4 meaning 'tree' or 'wood'
and the second component is mu4 meaning 'eyes' (original
hieroglyph being
).
The combined meaning was 'assessing a tree for use as timber'. Later extensions
were 'appearance' and 'relationship'.