How about using a single regular expression?
my $str = "florence, defense";

$str =~ s/n(c|s)e/$1 eq 'c'?'nse':'nce'/ge;

print "$str\n";

[download]
And the output is -
florense, defence

[download]
which is just as expected.

In reply to Re: Search and replace logic by Roger
in thread Search and replace logic by carric

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