| Answer | Crossword Clue |
|---|---|
| operants | OPERANT, one that operates (to perform a function) |
| operant | one that operates (to perform a function) |
| operator | one that operates (to perform a function) |
| operators | OPERATOR, one that operates (to perform a function) |
| preset | to adjust (a connector, switch, or the like) so that when activated it will perform a designated function |
| attachments | An extra part or extension that is or can be attached to something to perform a particular function |
| attachment | An extra part or extension that is or can be attached to something to perform a particular function |
