There are 14 words that end with 'spaces'.
| spaces | respaces | airspaces |
| midspaces | misspaces | subspaces |
| backspaces | aerospaces | headspaces |
| workspaces | cyberspaces | hydrospaces |
| hyperspaces | interspaces | |
Note: These 14 words that end with 'spaces' are found from the USA & Canada version of the tournament Scrabble word list.