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