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