fault · n
at fault
B2 responsible for something bad that has happened
Dictionary examples:
I was the one at fault and I apologized. (29.5)
find fault with sb/sth
C2 to criticize someone or something, especially without good reasons
Dictionary examples:
She was always finding fault with our work. (23.1)
fault (BAD QUALITY)
B2 something that is wrong with someone's character
Dictionary examples:
He has many faults, but dishonesty isn't one of them. (41.0)
sb's fault
B1 If something bad that has happened is someone's fault, they are responsible for it.
Dictionary examples:
Is it my fault that your plant died? I watered it with soda! (0.0)
It's the alarm clock's fault I slept through three meetings! (0.0)
It's not my fault the dog ate your homework and your shoes! (0.0)
It's not my fault she didn't come! (18.6)
She believes it was the doctor's fault that Peter died. (24.2)