Strong's #7469: r`uwth (pronounced reh-ooth')
probably from 7462; a feeding upon, i.e. grasping after:--vexation.
Brown-Driver-Briggs Hebrew Lexicon:
ּ
re‛ûth
1) longing, striving
Part of Speech: noun masculine
Relation: probably from H7462
Usage:
This word is used 7 times:
Ecclesiastes 1:14: "the sun; and, behold, all is vanity and vexation of spirit."
Ecclesiastes 2:11: "that I had labored to do: and, behold, all was vanity and vexation of spirit,"
Ecclesiastes 2:17: "unto me: for all is vanity and vexation of spirit."
Ecclesiastes 2:26: "God. This also is vanity and vexation of spirit."
Ecclesiastes 4:4: "of his neighbor. This is also vanity and vexation of spirit."
Ecclesiastes 4:6: "is a handful with quietness, than both the hands full with travail and vexation of spirit."
Ecclesiastes 6:9: "of the desire: this is also vanity and vexation of spirit."