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