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