Answer: ENTERED

AnswerCrossword Clue
ENTEREDEmbarked on
ENTEREDMatriculated
ENTEREDWhat Metallica's "Sandman" did
enteredto become involved in
enteredto come or go in
enteredto put on a list
enteredENTER, to go or come in
enteredto begin
enteredto come or go in or into
ENTEREDCrossed the sill
ENTEREDJournalized
ENTEREDPut in the books
ENTEREDWrote down
ENTEREDRegistered for
ENTEREDBecame involved in
ENTEREDBroke in, e.g.
ENTEREDPut down
ENTEREDPenetrated? Not Pat
ENTEREDInput
ENTEREDTyped in, as data
ENTEREDMade a debut
ENTEREDInserted.
ENTEREDEngaged in.
ENTEREDBegan.
ENTEREDRecorded
ENTEREDPut in the ledger
ENTEREDEnrolled
ENTEREDPenetrated
ENTEREDTook the stage
ENTEREDWent onstage
ENTEREDLogged
ENTEREDInfiltrated
ENTEREDRegistered
ENTEREDDiarized
ENTEREDPierced
ENTEREDEnlisted
ENTEREDJoined a contest
ENTEREDPut on the record
ENTEREDInscribed
ENTEREDWas a diarist