Strong's #888: achreios (pronounced akh-ri'-os)
from 1 (as a negative particle) and a derivative of 5534 (compare 5532); useless, i.e. (euphemistically) unmeritorious:--unprofitable.
Thayer's Greek Lexicon:
̓͂
achreios
1) useless, good for nothing
Part of Speech: adjective
Relation: from G1 (as a negative particle) and a derivative of G5534 [compare G5532]
Usage:
This word is used 2 times:
Matthew 25:30: "And cast ye the unprofitable servant into outer darkness:"
Luke 17:10: "you, say, We are unprofitable servants: we have done that which"