This verb follows the consonant-vowel-consonant (CVC) pattern. The final consonant is doubled before adding -ed to maintain the short vowel sound.
Parenthesis is regular. It follows the Consonant Doubling rule.
Use past time markers: "Yesterday, she parenthesissed to the store."
No. Use "did not parenthesis" (not "did not parenthesissed").
The verb parenthesis follows the standard English past tense conjugation rule. When forming the past tense, parenthesis becomes parenthesissed. This follows the Consonant Doubling pattern, which is one of the most common conjugation rules in English.
Understanding why parenthesis becomes parenthesissed helps with spelling and pronunciation. This verb follows the consonant-vowel-consonant (CVC) pattern. The final consonant is doubled before adding -ed to maintain the short vowel sound.
When using parenthesissed 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 parenthesissed to the store." The past tense form does not change based on the subject — I parenthesissed, you parenthesissed, he/she parenthesissed, we parenthesissed, they parenthesissed.