Naysayers' words are typically negative and dismissive, often used to express disapproval or disagreement. The crossword solution for this term is 'NOES, ' which is a four-letter word meaning 'NO' or 'not.' This word is commonly used by naysayers to express their opposition to something. It is also used to express disbelief or doubt in something. In other words, 'NOES' is a succinct way of expressing a naysayer's opinion.