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