4 Pics 1 Word Level 577

Answer:
Polish
Hint
What is the answer to the 4 Pics 1 Word level with A man using a tool on a car, A person cleaning their shoes , A person spraying and cleaning something, and A country's flag?

Hint
What is the answer to the 4 Pics 1 Word level with A man using a tool on a car, A person cleaning their shoes , A person spraying and cleaning something, and A country's flag?