From yahab; properly, what is given (by Providence), i.e. A lot -- burden.
see HEBREW yahab
H3053. yehab
[יְהָב] noun [masculine] lot (as that which is given) — י עַל ׳הַשְׁלֵךְ יְהָֽבְךָ Psalm 55:23 cast on ׳י thy lot (the care, anxiety, etc. which are thy portion; compare דרכך עַליֿ ׳גּוֺל 37:5). **compare יַהֲבַת ᵑ7 11:6, יְהָבִית Ecclesiastes 5:10.