FAULT

A wrong action attributable to bad judgment or ignorance or inattention

Example: "He made a bad mistake"

• error  5
• mistake  13

• nonaccomplishment
• nonachievement  24

• blot  6
• smear  7
• smirch  13
• spot  6
• • stain  5
  • confusion  14
  • mix-up
  • incursion  11
  • miscalculation  20
  • misestimation  17
  • misreckoning  21
  • distortion  11
  • miscue  10
  • parapraxis  21
  • slip  6
  • slip-up
  • offside  14
  • lapse  7
  • oversight  16
  • omission  10
  • skip  10
  • bloomer  11
  • blooper  11
  • blunder  10
  • boo-boo
  • botch  12
  • bungle  9
  • flub  9
  • foul-up
  • pratfall  13
  • balls-up
  • ballup  10
  • cockup  16
  • mess-up
  • betise  8
  • folly  11
  • foolishness  17
  • imbecility  19
  • stupidity  15
  • renege  7
  • revoke  13
• Load more...

An imperfection in an object or machine

Example: "A flaw caused the crystal to shatter"

• defect  12
• flaw  10

• imperfection  21
• imperfectness  22

• blister  9
• bug  6
• glitch  12
• hole  7

The quality of being inadequate or falling short of perfection

Example: "They discussed the merits and demerits of her novel"

• demerit  10

(geology) a crack in the earth's crust resulting from the displacement of one side with respect to the other

Example: "They built it right over a geological fault"

• break  11
• faulting  12
• fracture  13
• geological fault
• shift  11

• cleft  10
• crevice  14
• fissure  10
• scissure  10

• inclined fault
• strike-slip fault

(electronics) equipment failure attributable to some defect in a circuit (loose connection or insulation failure or short circuit etc.)

Example: "It took much longer to find the fault than to fix it"

Responsibility for a bad situation or event

Example: "It was john's fault"

(sports) a serve that is illegal (e.g., that lands outside the prescribed area)

Example: "He served too many double faults"

• serve  8
• service  12

• double fault
• footfault  15