What is the antonym of "as/like always"?

[Morteza]

Hi,
Is "unlike always" the opposite of "as/like always" ?
If not,what is the antonym of "as/like always" :?:
Many thanks,
Morteza

[Mister Micawber]

.
Phrases are seldom amenable to antonyms; in fact, many words do not have them. Nevertheless, you suggestion seems reasonable.
.
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Native English teacher at Mister Micawber's

[Morteza]

Hi Mister,
Thanks for your help.