The crossword solution for the term 'ENDING FOR COUNT' is 'ESS'. This is a three-letter word that is commonly used as a suffix to denote a count or enumeration of something. For example, the word 'DOZEN' is derived from the Latin word 'duodecim', which means 'TWELVE'. The suffix 'ESS' is added to the end of the word to indicate that it is referring to a count of TWELVE. Similarly, the word 'SCORE' is derived from the Latin word 'quattuor', which means 'four'. The suffix 'ESS' is added to the end of the word to indicate that it is referring to a count of four. In this way, the suffix 'ESS' is used to indicate a count or enumeration of something.