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