The underestimate comes to mind.
not desirable
Less than
The word is weighs, not ways (try using a dictionary). Most fruit weigh less than 1 kg.
as fast as, so fast as. faster than... less fast than...
at least a minimum of no more than a maximum of
Underestimate?
over-estimate
estimate
When you estimate something the word that is commonly used the most is "about". This word is saying that it is not an exact measurement.
Estimate
Estimate
Well it is not exact but about 1000 times that's an estimate
I estimate the work on the house will be substantially higher than the estimate the builder submitted.
Less or more
not desirable
more than less
conversant