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