Questions & Answers about Дочка ест оладьи с вареньем, а я — со сметаной.
Дочка is a very common, affectionate everyday word for daughter.
The more basic/dictionary form is дочь, but дочка sounds warmer and more natural in many family contexts.
So:
- дочь = daughter
- дочка = daughter / daughter dear / little daughter, depending on context
In this sentence, дочка is in the nominative singular because it is the subject of the verb.
Ест is the 3rd person singular form of the verb есть meaning to eat.
The subject is дочка = she / my daughter, so Russian uses:
- я ем = I eat
- ты ешь = you eat
- он / она ест = he / she eats
So Дочка ест means The daughter is eating / Daughter eats.