enter

to come or go into; "the boat entered an area of shallow marshes"

become a participant; be involved in; "enter a race"; "enter an agreement"; "enter a drug treatment program"; "enter negotiations"

register formally as a participant or member; "The party recruited many new members"

be or play a part of or in; "Elections figure prominently in every government program"; "How do the elections figure in the current pattern of internal politics?"

make a record of; set down in permanent form

come on stage

take on duties or office; "accede to the throne"

put or introduce into something; "insert a picture into the text"

set out on (an enterprise or subject of study); "she embarked upon a new career"