This verb follows the standard English past tense rule: simply add -ed to the base form.
Reform is regular. It follows the Standard -ed rule.
Use past time markers: "Yesterday, she reformed to the store."
No. Use "did not reform" (not "did not reformed").
The verb reform follows the standard English past tense conjugation rule. When forming the past tense, reform becomes reformed. This follows the Standard -ed pattern, which is one of the most common conjugation rules in English.
Understanding why reform becomes reformed helps with spelling and pronunciation. This verb follows the standard English past tense rule: simply add -ed to the base form.
When using reformed 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 reformed to the store." The past tense form does not change based on the subject — I reformed, you reformed, he/she reformed, we reformed, they reformed.