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