As nouns the difference between smithers and smothers
is that smithers is plural of lang=en while smothers is plural of smother.
As a proper noun Smithers
is {{surname}.
As a verb smothers is
third-person singular of smother.
smithers
English
Noun
(head)
References
* Oxford English Dictionary , 2nd ed., 1989.
smothers
English
Noun
(head)
Verb
(head)
(smother)