If you use captures in a repeated match (with + or *), then the regex engine will capture the last match. So you can try: 
if($in =~ /(?:\W*(\w+))+/) {
    print "Last word: $1\n";
}

[download]
With your data, that prints 
Last word: senthil

[download]

In reply to Re: get last matches of the given string by bart
in thread get last matches of the given string by senthilkumarperl

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