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