This is the 283rd most frequent Estonian word.
eks
"Eks" in Estonian is a colloquial expression meaning "isn't it?", "right?", or used to imply agreement or confirmation.
In this case, 'eks' emphasizes the statement, implying certainty or assurance.
Eks ta ütles, et tuleb hiljem.
Indeed, he said he would come later.
'Eks' here is used in forming a rhetorical question for agreement or confirmation.
Eks ole tore päev täna.
Isn't it a nice day today?
Here, 'eks' is used as a tag question for confirmation, similar to 'aren't we' in English.