absorb

consume all of one's attention or time

“Her interest in butterflies absorbs her completely”

take up, as of debts or payments

“absorb the costs for something”

take up mentally

“he absorbed the knowledge or beliefs of his tribe”

suck or take up or in

“A black star absorbs all matter”

take in, also metaphorically

“The sponge absorbs water well”

devote (oneself) fully to

assimilate or take in

“The immigrants were quickly absorbed into society”

become imbued

“The liquids, light, and gases absorb”

cause to become one with

“The sales tax is absorbed into the state income tax”