Verbs ending in a consonant followed by -y change the -y to -ied in the past tense form.
Dietary is regular. It follows the -ied Conversion rule.
Use past time markers: "Yesterday, she dietaried to the store."
No. Use "did not dietary" (not "did not dietaried").
The verb dietary follows the standard English past tense conjugation rule. When forming the past tense, dietary becomes dietaried. This follows the -ied Conversion pattern, which is one of the most common conjugation rules in English.
Understanding why dietary becomes dietaried helps with spelling and pronunciation. Verbs ending in a consonant followed by -y change the -y to -ied in the past tense form.
When using dietaried 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 dietaried to the store." The past tense form does not change based on the subject — I dietaried, you dietaried, he/she dietaried, we dietaried, they dietaried.