H6045–עִנְיָן–in.yan

And I applied my heart to seek and to search out by wisdom concerning all that is done under heaven: it is a sore travail that God hath given to the sons of men to be exercised therewith.

עִנְיַ֣ן 'in.Yan “[is] a task of”

For all his days are [ergänzt: but] sorrows, and his travail is grief; yea, even in the night his heart taketh no rest. This also is vanity.

עִנְיָנ֔וֹ (עִנְיָנ֔) in.ya.N “task”

For to the man that pleaseth him [ergänzt: God] giveth wisdom, and knowledge, and joy; but to the sinner he giveth travail, to gather and to heap up, that he may give to him that pleaseth God. This also is vanity and a striving after wind.

עִנְיָ֜ן 'in.Yan “a task”

I have seen the travail which God hath given to the sons of men to be exercised therewith.

הָֽעִנְיָ֗ן (עִנְיָ֗ן) 'in.Yan “task”

There is one that is alone, and he hath not a second; yea, he hath neither son nor brother; yet is there no end of all his labor, neither are his eyes satisfied with riches. For whom then, [ergänzt: saith he], do I labor, and deprive my soul of good? This also is vanity, yea, it is a sore travail.

וְעִנְיַ֥ן (עִנְיַ֥ן) 'in.Yan “[is] a task of”

For a dream cometh with a multitude of business, and a fool's voice with a multitude of words.

עִנְיָ֑ן 'in.Yan “business”

and those riches perish by evil adventure; and if he hath begotten a son, there is nothing in his hand.

בְּעִנְיַ֣ן (עִנְיַ֣ן) 'in.Yan “a business of”

When I applied my heart to know wisdom, and to see the business that is done upon the earth (for also there is that neither day nor night seeth sleep with his eyes),

הָ֣עִנְיָ֔ן (עִנְיָ֔ן) 'in.Yan “task”