Is there a distinct word from this page of word that starts with 'r' and includes 'ca' which could be considered as unusual?The most interesting word based on public feedback is 'rhythmically'. The dictionary defines it as "In a rhythmical manner.".
What's the highest scoring word you can play in Scrabble ?Considering the range of words to choose from, your best option is to consider 'recapped' scoring 15 points.
What's the max number of words you are able to make using this combination of letters?From this page of words that start with 'r' and include 'ca', Dictionarypedia has found 594 combinations that are available altogether.
What's the longest word you can make from words that start with 'r' and include 'ca'?There are 20 characters in the word 'radiotelegraphically', making it the longest word Dictionarypedia has.
Which word on this page ranks as the most common?The most popular word for your request is 'recall'.