This verb follows the standard English past tense rule: simply add -ed to the base form.
Caulk is regular. It follows the Standard -ed rule.
Use past time markers: "Yesterday, she caulked to the store."
No. Use "did not caulk" (not "did not caulked").
The verb caulk follows the standard English past tense conjugation rule. When forming the past tense, caulk becomes caulked. This follows the Standard -ed pattern, which is one of the most common conjugation rules in English.
Understanding why caulk becomes caulked helps with spelling and pronunciation. This verb follows the standard English past tense rule: simply add -ed to the base form.
When using caulked 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 caulked to the store." The past tense form does not change based on the subject — I caulked, you caulked, he/she caulked, we caulked, they caulked.