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