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