They evolved over the centuries, but month names changed little until now.
The month names and their modern versions are given in the following table.
The month name after 235 months is the same.
They had 17 children, none of them named as a month name or week day.
That is to say, the same month name was used twice in a row.
Transfer this all to month names and it also different.
The old month names were still used in popular speech, however.
The original month names were taken from the Russian language.
These month names are described as describing attributes of God.
When lined up in this way, most of the month names have matching or similar meanings.