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