 |
| English | Russian |
| ad Kalendas Graecas | до греческих календ (Latin for "at the Greek calends", i.e. never - since the Greeks had no calends) |
| Pridie Kalendas | накануне первого числа месяца у древних римлян ("the day before the Calends", P.K.) |
| Pridie Kalendas | накануне календ ("the day before the Calends", P.K.) |