noun
US/ˌoʊ.vər.es.tɪˈmeɪ.ʃən/
UK/ˌəʊ.və.res.tɪˈmeɪ.ʃən/
The mistake of thinking something is bigger, better or more likely than it really is.
In context
Overestimation of your own skills can lead to big mistakes at work.
Short entry. Full notes coming.