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