Synonyms of the word

inept

• adj. Not able to do something; not proficient; displaying incompetence.
• adj. Unfit; unsuitable.

awkward

• adv. (obsolete) In a backwards direction.
• adj. Lacking dexterity in the use of the hands, or of instruments.
• adj. Not easily managed or effected; embarrassing.
• adj. Lacking social skills, or uncomfortable with social interaction.
• adj. Perverse; adverse; difficult to handle.
• n. Someone or something that is awkward.

clumsy

• adj. awkward, lacking coordination, not graceful, not dextrous.
• adj. Not elegant or well-planned, lacking tact or subtlety.
• adj. awkward or inefficient in use or construction, difficult to handle or manage especially because of shape.
• n. (informal, fairly rare) A clumsy person.

cumbersome

• adj. Burdensome or hindering, as a weight or drag; vexatious.
• adj. Not easily managed or handled; awkward.
• adj. Hard, difficult, demanding to handle or get around with.

feckless

• adj. Lacking purpose.
• adj. Without skill, ineffective, incompetent.
• adj. (Britain) Lacking the courage to act in any meaningful way.
• adj. (Britain, archaic) Lacking vitality.

inapt

• adj. Unapt; not apt; unsuitable; inept.

incompetent

• adj. Unskilled, lacking normally expected degree of ability.
• adj. Unable to make rational decisions, insane or otherwise cognitively impaired.
• adj. (medicine) an incompetent cervix is one that opens too early in pregnancy, provoking the baby to be born.
• n. A person who is incompetent.

infelicitous

• adj. Unhappy or unfortunate.
• adj. Inappropriate or awkward; not well said, expressed, or done.

maladroit

• adj. Not adroit; awkward, clumsy, inept.
• n. Somebody who is inept, or lacking in skill, or talent.

tactless

• adj. having no tact; unaware or intentionally inconsiderate of someone else's feelings.