worthless

from Α (as a negative particle) and a derivative of χρή (compare χρεία); useless, i.e. (euphemistically) unmeritorious:--unprofitable.

for אֱלִיל; good for nothing; thing of nought.

from an unused root probably meaning to breathe; properly, a breath, i.e. nothing; of nought.

from קָלַל; insubstantial; light.

or (shorter) רֵק; from רוּק; empty; figuratively, worthless; emptied(-ty), vain (fellow, man).