Synonyms of the word

unsatisfactory

• adj. inadequate, substandard or not satisfactory.

disappointing

• adj. That disappoints or disappoint.
• v. present participle of disappoint.

dissatisfactory

• adj. Causing dissatisfaction.

failing

• v. present participle of fail.
• n. weakness; defect.
• prep. if the preferred or prior option is not possible.

inadequate

• adj. Not adequate; unequal to the purpose; insufficient; deficient.
• n. An individual who is inadequate.

off

• adv. In a direction away from the speaker or object.
• adv. Into a state of non-operation; into a state of non-existence.
• adv. So as to be removed or separated.
• adj. Inoperative, disabled.
• adj. Rancid, rotten.
• adj. (cricket) In, or towards the half of the field away from the batsman's legs; the right side for a right-handed…
• adj. Less than normal, in temperament or in result.
• adj. Circumstanced (as in well off, better off, poorly off).
• adj. Started on the way.
• adj. Far; off to the side.
• adj. Designating a time when one is not strictly attentive to business or affairs, or is absent from a post,…
• adj. (of a dish on a menu) Presently unavailable.
• adj. right-hand (in relation to the side of a horse or a vehicle).
• prep. Used to indicate movement away from a position on.
• prep. (colloquial) Out of the possession of.
• prep. Away from or not on.
• prep. Disconnected or subtracted from.
• prep. Distant from.
• prep. No longer wanting or taking.
• prep. Placed after a number (of products or parts, as if a unit), in commerce or engineering.
• v. (transitive, slang) To kill.
• v. (transitive, Singapore) To switch off.
• n. (rare) beginning; starting point.

unacceptable

• adj. unsatisfactory; not acceptable.
• adj. (linguistics) not conforming to accepted usage.
• n. Something that is not acceptable.

unsatisfying

• adj. Not providing satisfaction.