take in is a verb meaning "provide with shelter". It carries 17 recorded senses.
take up mentally
“he absorbed the knowledge or beliefs of his tribe”
earn on some commercial or business transaction; earn as salary or wages
“How much do you make a month in your new job?”
“She earns a lot in her new job”
“this merger brought in lots of money”
“He clears $5,000 each month”
Definitions, synonyms and semantic relations for take in come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.