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