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