There are 17 words that start with 'plagia'.
| plagiary | plagiaries | plagiarise |
| plagiarism | plagiarist | plagiarize |
| plagiarised | plagiarises | plagiarisms |
| plagiarists | plagiarized | plagiarizer |
| plagiarizes | plagiarising | plagiaristic |
| plagiarizers | plagiarizing | |
Note: These 17 words that start with 'plagia' are found from the USA & Canada version of the tournament Scrabble word list.