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