This verb follows the standard English past tense rule: simply add -ed to the base form.
Harpoon is regular. It follows the Standard -ed rule.
Use past time markers: "Yesterday, she harpooned to the store."
No. Use "did not harpoon" (not "did not harpooned").
The verb harpoon follows the standard English past tense conjugation rule. When forming the past tense, harpoon becomes harpooned. This follows the Standard -ed pattern, which is one of the most common conjugation rules in English.
Understanding why harpoon becomes harpooned helps with spelling and pronunciation. This verb follows the standard English past tense rule: simply add -ed to the base form.
When using harpooned in writing, remember that it functions as a past tense verb and typically appears with time markers like yesterday, last week, or ago. For example: "Yesterday, she harpooned to the store." The past tense form does not change based on the subject — I harpooned, you harpooned, he/she harpooned, we harpooned, they harpooned.