enterer
One coming in
One who enters.
The word is rare, appearing mainly in legal or administrative contexts where someone's act of entering—a building, a competition, a contract—needs to be named: The first enterer wins the prize.
Most contexts prefer "entrant" or simply rephrase.
Competition participant
- participantOne who takes part
- applicantOne who formally requests
- candidatePerson seeking selection
- playerGame participant
competitor · registrant · qualifier · hopeful · contender · submitter · filer · petitioner
Act of reaching destination
- incomerOne who arrives
- immigrantOne who resettles abroad
- settlerOne who colonizes territory
- freshmanFirst-year student
convert · prospect · pledge · enrollee · joiner · transferee · initiate · inductee
Unlawful entrant on property
- intruderUnauthorized person present
- infiltratorOne who enters covertly
- invaderOne who enters aggressively
- gatecrasherUninvited event attendee
burglar · prowler · encroacher · breacher
contestant
Competition participant
- participantOne who takes part
- applicantOne who formally requests
- candidatePerson seeking selection
player · competitor · registrant · qualifier · hopeful · contender · submitter · filer · petitioner
arrival
Act of reaching destination
freshman · convert · prospect · pledge · enrollee · joiner · transferee · initiate · inductee · admittee
trespasser
Unlawful entrant on property
- intruderUnauthorized person present
- infiltratorOne who enters covertly
- invaderOne who enters aggressively
gatecrasher · burglar · prowler · encroacher · breacher
guest
Welcomed visitor
- do not enterAccess prohibition warning
- breaking and enteringIllegally forcing entry somewhere
- enter the pictureBecome a factor
- enter keyKeyboard confirmation button
- enter the sceneArrive where things happen
- enter intoBegin formal involvement
enter, entered, entering, enters, reenter, reentered, reentering