transitive
| Infinitive | jam-pack |
|---|---|
| 3rd person singular | jam-packs |
| Past | jam-packed |
| Past Participle | jam-packed |
| Present Participle | jam-packing |
transitive
| Infinitive | jam-pack |
|---|---|
| 3rd person singular | jam-packs |
| Past | jam-packed |
| Past Participle | jam-packed |
| Present Participle | jam-packing |