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