There are 11 words that start with 'feeb'.
| feeb | feebs |
| feeble | feebly |
| feebler | feeblest |
| feeblish | feebleness |
| feebleminded | feeblenesses |
| feeblemindedly | |
Note: These 11 words that start with 'feeb' are found from the USA & Canada version of the tournament Scrabble word list.