Increase by addition (6)
I believe the answer is:
accrue
(Other definitions for accrue that I've seen before include "Be added to, develop" , "Accumulate over time" , "Collect" , "Grow like interest on money" , "Grow like interest on capital" .)
I believe the answer is:
accrue
(Other definitions for accrue that I've seen before include "Be added to, develop" , "Accumulate over time" , "Collect" , "Grow like interest on money" , "Grow like interest on capital" .)