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