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