spot·ty 
/ˈspɑ:ti/ adjective
spot·ti·er; spot·ti·est /ˈspɑ:ti/ adjective 1 chiefly US : not always good : good in some parts or at some times but not others
▪ Her work has been spotty. ▪ The service at that restaurant is a little spotty. ▪ students with spotty attendance records ▪ spotty [=inconsistent] data/results 2 : marked with spots
▪ The photograph was spotty. ▪ (Brit) a spotty [=pimply] youth
▪ Her work has been spotty. ▪ The service at that restaurant is a little spotty. ▪ students with spotty attendance records ▪ spotty [=inconsistent] data/results
▪ The photograph was spotty. ▪ (Brit) a spotty [=pimply] youth
