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