| A crossword editor has to be very careful when changing one--unlike this puzzle's editor, who was careless four times herein |
| Thankless people |
| Teased mercilessly |
| Actor William of "The Greatest American Hero |
| Needless fuss |
| French instructor's directive during elocution lessons |
| Enoch's great-great-grandfather |
| Silly or mindless |
| Football great Dawson |
| Absolutely useless |
| Great fear |
| Moving aimlessly |
| Great skill |
| An instructor of great sagacity": Emerson |
| Apostropheless possessive |
| Careless hurrying |
| Spooky-sounding Great Lake |
| Baltimore specialty / Effortless task / Move on all fours with the belly up |
| Hip bath in the great outdoors? |
| Scaleless swimmer |
| Render harmless, perhaps |
| Backless shoes |
| Colorless, flammable gas |
| Boxing great |
| The Great Ziegfeld" star |
| Fluidless, as a barometer |
| Brazilian soccer great |
| Less approachable |
| Prefix meaning "less than normal |
| Aesopian lesson |