As nouns the difference between rails and frails
is that rails is plural of lang=en while frails is plural of frail.
As a verb frails is
third-person singular of frail.
rails
English
Noun
(head)
Anagrams
*
*
*
*
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frails
English
Noun
(head)
Verb
(head)
(frail)
Anagrams
*