Alternation, insertion and loss where a stem meets an ending - the systematic changes that make a paradigm look irregular when it is not.
I can apply the alternations automatically and recognise the forms of one root however different they look.
Look at these examples. Can you spot the grammar pattern?
Балюча на назе, ды і рука ные.
My leg hurts, and my arm aches too.
Я хаджу пешшу, а ён вадзіць машыну.
I walk, and he drives.
Дзень доўгі, а да канца дня яшчэ далёка.
The day is long, and the end of it is still far off.
У мяне пяць сясцёр і адзін брат.
I have five sisters and one brother.
Pay attention to the highlighted parts. What do they have in common?
Most Belarusian irregularity is not irregularity at all: it is a small set of changes that fire wherever a stem meets a particular ending. Learn the changes and whole paradigms stop needing memorisation.
| Alternation | Before | Example |
|---|---|---|
| г → з, ж | -е, -і / verb endings | нага → назе, магу → можаш |
| к → ц, ч | -е, -і / verb endings | рука → руцэ, пячы → пячэш |
| х → с, ш | -е, -і | муха → мусе |
| д → дз, дж | soft vowels | вада → вадзе, хадзіць → хаджу |
| т → ц, ч | soft vowels | хата → хаце, круціць → кручу |
| с → ш, з → ж | verb endings | насіць → нашу, вазіць → важу |
Some stems carry a vowel that appears in one form and vanishes in the next:
The vowel appears where the cluster would otherwise be hard to say, which is why it turns up exactly in the endingless forms.
Prefixes ending in a consonant take a vowel before a difficult cluster: аб- → аба- in абабраць, з- → са- in сабраць, ад- → ада- in адабраць. And the з of a prefix hardens or softens with what follows: зрабіць but сказаць.
Because akanne and jakanne are written, every stress shift rewrites the vowels too - which means a single Belarusian root can surface with three or four different vowel letters. Нёс - несла - насіць is one root in three spellings, and only the last step is akanne: unstressed е is written а. Ноша belongs to the same root but its о is older than akanne - it is inherited ablaut, the e-grade and o-grade of one Proto-Slavic root, which is why recognising a root means knowing both mechanisms.
At C1 the value is in reading. Recognising that ваджу, вадзіць and вазіў are one verb, or that сясцёр belongs to сястра, is what lets you use a dictionary efficiently and read without stopping.
Apply this grammar in C1 course exercises
Practice ExercisesTypical errors: not applying an alternation where the ending requires it, and failing to recognise related forms of one root when reading.
Not applying an alternation the ending requires
Нага gives назе, рука gives руцэ.
Missing the д to дз and т to ц alternations
These have no Russian equivalent: вадзе, хаце.
Keeping or dropping the fleeting vowel wrongly
Дзень but дня; сястра but сясцёр.
Not recognising related forms of one root
Нёс, несла and насіць are one verb family.
Балюча на назе, ды і рука ные.
My leg hurts, and my arm aches too.
<em>Нага</em> gives <em>назе</em> - the г to з alternation before -е.
Я хаджу пешшу, а ён вадзіць машыну.
I walk, and he drives.
<em>Хадзіць</em> gives <em>хаджу</em>: д becomes дж in the first person.
Дзень доўгі, а да канца дня яшчэ далёка.
The day is long, and the end of it is still far off.
The fleeting vowel: <em>дзень</em> but <em>дня</em>.
У мяне пяць сясцёр і адзін брат.
I have five sisters and one brother.
<em>Сястра</em> gives <em>сясцёр</em>: a vowel inserted and the т softened.
Ён нёс мяшок, а яна несла кошык.
He was carrying a sack and she a basket.
One root, two vowel spellings, decided by the stress.
Practice in course
Apply this grammar in C1 course exercises
The current academic reference grammar; the linked edition serves the full text. Its morphology part is the source for the paradigms used here. On the neuter noun it states the nominative singular endings as -а (-о) and -е (-ё), and gives the nominative plural as -ы after a hard consonant (сёлы, вёдры) against -і after a soft consonant and after к, х (палі, воблакі).
The academic reference grammar behind the phonology, orthoepy and morphology sections: the 32-letter inventory, дж and дз as digraphs rather than letters, and the normative description of akanne and jakanne. A print work; no URL is given, because the only one available is a library catalogue record that carries none of the text.