The crossword solution for the term 'FLORA'S PARTNER' is FAUNA, which is a five-letter word. FAUNA is the term used to refer to the animal life of a particular region or period, and is often used in conjunction with the term Flora, which refers to the plant life of a particular region or period. Therefore, FAUNA is the partner of Flora, and the two terms are often used together to refer to the collective life forms of a particular region or period.