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