Difference between Underestimate and Underreckoning

UNDERESTIMATE vs UNDERRECKONING: NOUN

An estimation that is too low; an estimate that is less than the true or actual value
An estimate that is or proves to be too low.
The act of underestimating; too low an estimate.
An estimate or perception that is too low.
An estimate or valuing at too low a rate.

An estimation that is too low; an estimate that is less than the true or actual value

To perceive (someone or something) as having a lower value, quantity, worth etc. than what it actually has.
Make too low an estimate of
Assign too low a value to
Make a deliberately low estimate

To set too low a value on; to estimate below the truth.
To consider (someone) to be less capable or effective than is actually the case.
To make too low an estimate of the quantity, degree, or worth of.

Belittle, Think, Downplay, Ignore, Forget, Underplay, Overlook, Understate, Overstate, Overestimate, Underreckoning, Lowball, Undervalue, Underrating, Underrate

Denigrate, Disparage, Belittle, Think, Downplay, Ignore, Forget, Underplay, Overlook, Understate, Overstate, Overestimate, Lowball, Undervalue, Underrate

What happens if you underestimate your taxes owed?
Do not underestimate how very potent gaslighting is.
We also underestimate luck and randomness in outcomes.
Never underestimate the value of a good warranty.
Do not underestimate the importance of this statement.
Never underestimate the power of a reputable brand.
Loss ofvolatile chemical species can underestimate PM mass.
Never underestimate the power of a personal appeal.
Never underestimate the power of asking sincere questions.
Thus men will overestimate their victimization and underestimate their perpetration, while women will underestimate their victimization and overestimate their perpetration.