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