overreckoning

Từ điển WordNet v3.1 - WordNet Dictionary

noun

a calculation that results in an estimate that is too high
• Syn:
overestimate, overestimation, overrating
• Derivationally related forms:
overrate (for: overrating), overestimate (for: overestimation), overestimate (for: overestimate)
• Hypernyms:
estimate, estimation, approximation, idea