artefact or artifact /ärˈti-fakt/

1. A thing made by human workmanship
2. Any non-natural feature accidentally introduced, eg during a scientific study

• uneffected
• unelaborate
• unelaborated
• unelated
• unrelenting
• unrelentingly
• unrelentingness
• unrelentingnesses
• unrelentor
• unrelentors
• unreliabilities
• unreliability
• unreliable
• unreliableness
• unreliablenesses
• unrelievable
• unrelieved
• unrelievedly
• unreligious
• unrelished
• unreluctant
• unremaining
• unremarkable
• unremarked
• unremedied