Cumulative (adjective)
Incorporating all current and previous data up to the present or at the time of measuring or collating
Cumulative (adjective)
That is formed by an accumulation of successive additions
Cumulative (adjective)
That tends to accumulate
Cumulative (adjective)
Having priority rights to receive a dividend that accrue until paid
Accumulative (adjective)
Characterized by accumulation; serving to collect or amass
Accumulative (adjective)
Having a propensity to amass; acquisitive.
Wiktionary
Cumulative (adjective)
increasing or increased in quantity, degree, or force by successive additions
“the cumulative effect of two years of drought”
Accumulative (adjective)
gathering or growing by gradual increases
“the accumulative effects of pollution”
Oxford Dictionary