This is the 675th most frequent Ukrainian word.
одній
The Ukrainian word "одній" is the dative singular form of "одна," meaning "one" or "to one (feminine)."
The word 'одній' is in the dative case, singular, feminine gender, used to indicate the indirect object of the verb 'дав' (gave).
Я дав квітку одній дівчині.
I gave a flower to a girl.
The word 'одній' specifies 'людині' (person) with an emphasis on individuality, showing that it refers to 'one' person.
Одній людині потрібно більше часу для виконання завдання.
One person needs more time to complete the task.
Here, 'одній' describes 'кімнаті' (room) and is in the locative case, indicating the location described by 'було дуже затишно' (was very cozy).