rusty 
/ˈrʌsti/ adjective
rust·i·er; rust·i·est /ˈrʌsti/ adjective [also more rusty; most rusty] 1 : covered with rust
▪ a rusty old car ▪ rusty nails 2 : not as good as usual or as in the past because you have not done or practiced something for a long time
▪ My tennis skills are a little rusty. ▪ The singers were a bit rusty after the long break. 3 : of the color of rust : reddish brown
▪ rusty hair
▪ a rusty old car ▪ rusty nails
▪ My tennis skills are a little rusty. ▪ The singers were a bit rusty after the long break.
▪ rusty hair
— rust·i·ness /ˈrʌstinəs/ noun [noncount]
/ˈrʌstinəs/ noun [noncount]
