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