faulty
flawed
defective
shoddy
unsound
inferior
second-rate
below standard
substandard
damaged
blemished
torn
broken
cracked
scratched
not up to snuff
not up to scratch
crummy
lousy
имя существительное
continuous tense
imperfect tense
progressive
примеры использования
As he cursed his imperfect ha, he kept on moving forward.