There are 16 words that start with 'obeli'.
| obeli | obelia | obelias |
| obelise | obelisk | obelism |
| obelize | obelised | obelises |
| obelisks | obelisms | obelized |
| obelizes | obeliscal | obelising |
| obelizing | ||
Note: These 16 words that start with 'obeli' are found from the USA & Canada version of the tournament Scrabble word list.