niejasne in English:

Questioned about his policies, the candidate gave only vague answers.

This meeting is a waste of time. Everybody is just talking in vague theoretical terms.

vague memories

He was still going strong at last call, as I vaguely remember.

I asked Wendy about her date, but she only gave a vague answer with no juicy details!

A good method plays a much more important role in language learning than the vague concept of innate ability.

Providing vague commands causes communication errors

The boundaries which divide Life from Death are at best shadowy and vague. Who shall say where the one ends, and where the other begins?

The vague rumor proved to be false.

The meaning of the words "full amount" was vague in the contract and was therefore interpreted differently by different parties.

„many patients suffer vague symptoms” /veɪɡ/

Even the legends were growing vague.

The definition of vague is something unclear, hazy or uncertain. An example of vague would be directions to a house that don't include street names.

People have vague understanding why I'm studying english.

Symptoms are likely to be vague and the illness will resolve quickly and have no adverse effects.

May I ask a few more questions about that point? It's a little obscure.

grey and obscure on the horizon rose a low island

obscure topic

The internet helps me to find obscure information.

There are some obscure points in his proposal.

Official policy has changed for obscure reasons.

His thesis doesn't make sense. To begin with, its theme is obscure.

For some obscure reason, he failed to turn on

The movie is full of obscure references that only pop culture enthusiasts will understand. The origins of the language are obscure.

They talk in an obscure jargon. I had an obscure feeling that something would go wrong.

His instructions are usually so obscure that it is hard to follow them.

Two new skyscrapers obscured the view from my window

An obscure island in the Pacific / His origins and parentage are obscure

The quote he used was so obscure, no-one understood the point he was trying to make.

The idea for the study had come from an obscure paper I had discovered while searching through old scientific studies