There are 10 words that start with 'arp'.
| arpen | arpens | arpent |
| arpents | arpeggio | arpeggios |
| arpeggiate | arpeggiated | arpeggiates |
| arpeggiating | ||
Note: These 10 words that start with 'arp' are found from the USA & Canada version of the tournament Scrabble word list.