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