misreckon
[verb]
Synonyms: miscalculate, misestimate, misjudge

[TahlilGaran] English Synonym Dictionary ▲

misreckon verb. [mɪs'rɛk(ǝ)n] E16.
[from MIS-¹ 1 + RECKON verb.]
1. verb trans. Reckon or calculate (an amount) incorrectly; make a wrong calculation in respect of (a certain number). E16.

2. verb trans. Charge (a person) wrongly, esp. overcharge. M16-M17.

3. verb intrans. Make a wrong calculation; be out in one's reckoning. E17.

[TahlilGaran] English Dictionary ▲