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