The first problem is that you do the same thing regardless of the truth of defined $ignore{$word}.

You could use the following: 

perl -pe's/\band\b//g;' in > out

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Or maybe you want to skip the entire line: 
perl -ne'print if !/\band\b/;' in > out

[download]

In reply to Re: Extract word by ikegami
in thread Extract word by etheral

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