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