V2 
figure, estimate, reckon, calculate, forecast, count on  judge to be probable  

estimate, estimation  a judgment of the qualities of something or somebody  
V1, V2 
estimate, guess, judge, gauge, approximate  judge tentatively or form an estimate of (quantities or time)  

estimate, estimation  the respect with which a person is held  

estimate  a statement indicating the likely cost of some job  

estimate, estimation, appraisal  a document appraising the value of something (as for insurance or taxation)  

estimate, approximation, idea, estimation  an approximate calculation of quantity or degree or worth 