| Property | Description |
| pattern | Indicates the morphological pattern used by a lexical entry |
| transform | Indicates a single possible transform used by a morphological pattern |
| rule | The rule used by a particular transform |
| generates | The prototype for a form generated by a transform |
| onStem | The prototype for a from used as input for a transform |
| nextTransform | Indicates a potential sequence in a compound transform |