| Answer | Crossword Clue |
|---|---|
| miller | one that operates a mill |
| miller | person who owns or operates a mill, esp. a mill that grinds grain into flour |
| gunner | one that operates a gun |
| gunners | GUNNER, one that operates a gun |
| operant | one that operates (to perform a function) |
| operator | one that operates (to perform a function) |
| jigger | one that jigs or operates a jig |
| operants | OPERANT, one that operates (to perform a function) |
| operators | OPERATOR, one that operates (to perform a function) |
| operator | one that operates as |
