#! /usr/bin/perl
use strict ;
use warnings ;
use Data::Dumper ;
$|++ ;

my @array1 = qw( tmp0.size tmp0.buffersize tmp0.value
                 tmp1.size tmp1.buffersize tmp1.value ) ;

my @array2 = qw( size buffersize ) ;

my $exclusion_str = join '|', @array2 ;

my @result = map  { join '.', @$_ }
             grep { $_->[0] eq 'tmp0' || $_->[1] !~ m/\b$exclusion_str
+\b/ }
             map  { [ split /\./, $_ ] } @array1 ;

print Dumper( \@result ) ;

exit ;
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_______________
DamnDirtyApe

Those who know that they are profound strive for clarity. Those who
would like to seem profound to the crowd strive for obscurity.
            --Friedrich Nietzsche