overestimation
noun
- the act or an instance of estimating someone or something too highly
Wiktionary
noun
Etymology: Etymology tree Proto-Indo-European *úp Proto-Indo-European *-er Proto-Indo-European *upér Proto-Germanic *uber Old English ofer- Middle English over- English over- English estimation English overestimation From over- + estimation.
- The act of overestimating.
- An overestimate.