underrun
Below projected spending
An underrun is a shortfall—when actual results fall below projected or budgeted amounts: The project came in with a cost underrun of two million dollars.
The opposite of overrun.
In technical contexts, underrun can describe cable or wire passing beneath something, or the process of inspecting underwater lines by running a boat along them.
Compute incorrectly
- underestimateJudge too low
- undercountTally that's too low
- understateExpress with restraint
- undervalueEstimate below true worth
underassess · shortfall · variance · discrepancy · projection · forecast · actual · deviation
Failure to reach quota
- surplusAmount exceeding requirement
- varianceSpread around the mean
- savingsAccumulated money kept
- deviationDeparture from expected path
projection · forecast · allocation · estimate · contingency · cushion · remainder · balance
Enclosed underground route
- excavationAct of unearthing
- boringFailing to engage interest
- shaftNarrow vertical passage
- conduitTube conveying fluid or cables
trenchless · piping · casing · duct · crossing · horizontal · directional · drilling
Writing fluid
- coverageExtent of inclusion
- densityMass-to-volume ratio
- saturationState of complete permeation
- colorantSubstance that imparts hue
pigment · toner · registration · substrate · halftone · proofing · impression · plate
miscalculate
Compute incorrectly
- underestimateJudge too low
- undercountTally that's too low
- understateExpress with restraint
undervalue · underassess · shortfall · variance · discrepancy · projection · forecast · actual · deviation
shortfall
Failure to reach quota
deviation · projection · forecast · allocation · estimate · contingency · cushion · remainder · balance · margin
tunnel
Enclosed underground route
- excavationAct of unearthing
- boringFailing to engage interest
- shaftNarrow vertical passage
conduit · trenchless · piping · casing · duct · crossing · horizontal · directional · drilling · culvert
ink
Writing fluid
- coverageExtent of inclusion
- densityMass-to-volume ratio
- saturationState of complete permeation
colorant · pigment · toner · registration · substrate · halftone · proofing · impression · plate · opacity