protected function stemWord($word)
    {
        if ($this->isPlural($word)) {
            return $this->stemPluralWord($word);
        } else {
            return $this->stemSingularWord($word);
        }
    }
protected function stemWord($word)
    {
        if ($this->isPlural($word)) {
            return $this->stemPluralWord($word);
        } else {
            return $this->stemSingularWord($word);
        }
    }
protected function stemWord ( $ word ) { if ( $ this -> isPlural ( $ word ) ) { return $ this -> stemPluralWord ( $ word ) ; } else { return $ this -> stemSingularWord ( $ word ) ; } }
Stem a word to its common stem form.

@param  string $word the word to stem, e.g : memberdayakan
@return string common stem form, e.g : daya
Stem a word to its common stem form .