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