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