the travel of a commuter
"After three hours on the subway, she finally arrived at work, tired from her daily commuting."
travel between home and workplace
"She spends over three hours every day commuting to her office in the city."
present participle of commute
"After spending three hours every morning on the train, she finally found a new job that eliminated her daily commuting."
Causing, or involved in commutation
"The new policy is causing significant disruption to commuting patterns across the city as more residents switch to remote work options."