There are 12 9-letter words that start with 'rub'.
| rubbaboos | rubberier | rubbering |
| rubberize | rubbishes | rubbliest |
| rubboards | rubellite | rubescent |
| rubidiums | rubricate | rubrician |
Note: These 12 9-letter words that start with 'rub' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with rubb, rube, rubr, rubi, ruba, ruby, rubo, rubd, rubl, rubs, rubu.
4-letter words start with 'rub' (3)