Felo

Old Church Slavonic Translator Online

Replace English words and phrases with Old Church Slavonic Cyrillic forms using a fixed two-way glossary, and convert Cyrillic forms back to English. Every unlisted word, punctuation mark and line break is preserved exactly, and you are told which words were left unchanged. Try it online.

What is Old Church Slavonic Translator Online?

Old Church Slavonic Translator Online is a text substitution tool for swapping a fixed set of English words and phrases with their Old Church Slavonic Cyrillic forms, and for converting those Cyrillic forms back into English. It works on a defined glossary rather than a grammar engine: words in the glossary change, and everything else stays exactly as you typed it. That makes it useful for short creative passages, names and vocabulary experiments where you want to see Old Church Slavonic wording without losing the rest of your sentence.

Key Features

Two-way glossary substitution. English entries such as "I am", "You are", "city", "God", "night" and "might" map to Cyrillic forms, and the same pairs work in reverse.
Exact preservation. Words outside the glossary, punctuation, capitalization of untouched words, spacing and line breaks are kept as-is.
Coverage report. After each conversion you see which input words were not in the glossary, so nothing is silently dropped.
Case-aware matching. Capitalized and uppercase variants of English glossary entries are recognized, and the output form used is stated.
Random practice sentence. Ask for a sample sentence built only from supported entries to test the tool.

How to Use

Type or paste your English text and say you want it converted to Old Church Slavonic. If you paste Cyrillic text instead, say you want the reverse direction.
Read the converted text in the copyable block, then check the coverage note listing words that stayed in English.
Ask for adjustments such as a different capitalization treatment, a line-by-line version, or a random sample sentence.

Example Use Cases

Converting a short phrase like "I am in the city at night" to see which words have Old Church Slavonic forms and which remain English.
Building a vocabulary list for a church history study group using the English to Old Church Slavonic glossary pairs.
Reversing a Cyrillic line such as "Богъ и градъ" back to English to check which forms the glossary recognizes.

Tips for Best Results

Keep expectations matched to the glossary: this is word and phrase substitution, not grammatical translation, so sentence structure stays English.
Paste longer passages in one go and read the coverage note first; it tells you quickly whether your text is mostly covered or mostly unchanged.
For reverse conversion, paste the Cyrillic exactly as it appears, including any diacritic-like letters, so matching succeeds.

FAQ

What input format does it accept?
Plain text in English or Old Church Slavonic Cyrillic. There is no file upload; paste the text directly. Very long passages are handled in one response, but extremely long input may be split with a note.

How accurate is the result?
It is exact for glossary entries and leaves everything else untouched. It does not inflect words, adjust grammar or claim scholarly translation accuracy, so a converted sentence is a substitution, not a translation.

How does this compare with the original source page?
Some free text tools apply a hidden word list and show only the result. This agent applies a comparable fixed glossary but also lists the supported entries, reports untranslated words, and accepts an explicit reverse request in the same conversation.

Related Agents

None supplied.