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