This verb follows the standard English past tense rule: simply add -ed to the base form.
Pertain is regular. It follows the Standard -ed rule.
Use past time markers: "Yesterday, she pertained to the store."
No. Use "did not pertain" (not "did not pertained").
The verb pertain follows the standard English past tense conjugation rule. When forming the past tense, pertain becomes pertained. This follows the Standard -ed pattern, which is one of the most common conjugation rules in English.
Understanding why pertain becomes pertained helps with spelling and pronunciation. This verb follows the standard English past tense rule: simply add -ed to the base form.
When using pertained 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 pertained to the store." The past tense form does not change based on the subject — I pertained, you pertained, he/she pertained, we pertained, they pertained.