accumulating
ac-cu-mu-lat-ing
verb
The process of gradually gathering or increasing in quantity or amount.
"The snow was accumulating rapidly."
adjective
Describing something that is growing in amount or number over time.
"The accumulating pressure became unbearable."
Thesaurus
Synonyms: amass, accumulate, collect, hoard, pile up, roll up, compile, cumulate, conglomerate, gather