verb
enter
EN-ter/ˈentər/
To go or put something into a place or system.
A man enters a room through an open doorway.

Etymology
Latin intrare, “to go into,” was formed from intra, “within.” Enter preserves that spatial idea: moving into the inside of a place.
In context
Ben opens the storage units door and beckons John to enter the man cave John sits down inside
More examples
- Please enter your email address in the box.
- She entered nursing after years of working in retail.
- He enters his best photograph in the contest.