The term 'Hubbard' can be broken down into three crossword solutions: Mother (6 letters), Lron (4 letters), and Bonefletcher (11 letters). Mother is a term used to refer to a female parent, while Lron is an acronym for the phrase 'L. Ron, ' which is the first and middle name of the American author and founder of Scientology, L. Ron Hubbard. Bonefletcher is a term used to describe someone who collects bones, which is a reference to Hubbard's interest in the occult.