history of the prefix 'op-' we should declare in the article op- and ob-. -- <span class="searchmatch">Cadfaell</span> 18:24, 29 April 2011 (UTC) But the English isn't from op- + probium, it's...
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Stack trace:
#0 /home/enciclo/public_html/dictious.com/search.php(75): include()
#1 {main}
thrown in /home/enciclo/public_html/dictious.com/inc.main.result.php on line 14