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