Simple Past: (1) Could = 'To know how to; to be able to.' (2) Canned = 'To preserve, by heating and sealing in a can or jar; to discard, scrap or terminate (an idea, project, etc.).'
Past Participle: (1) (obs. Couth) = 'To know how to; to be able to.' (2) Canned = 'To preserve, by heating and sealing in a can or jar; to discard, scrap or terminate (an idea, project, etc.).'
Present Participle: (2) Canning = 'To preserve, by heating and sealing in a can or jar; to discard, scrap or terminate (an idea, project, etc.).'
Glossary:
- obs.(obsolete) - No longer in use, and no longer likely to be understood.
- (1),(2) - Different past tense depending on context.