Ten decades (7)
I believe the answer is:
century
(Other definitions for century that I've seen before include "lot of time" , "One hundred years" , "A lot of runs!" , "Period of time" , "100 years" .)
I believe the answer is:
century
(Other definitions for century that I've seen before include "lot of time" , "One hundred years" , "A lot of runs!" , "Period of time" , "100 years" .)