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