Being solicitous means to show CARE and concern for someone, and the crossword solutions of CARE, CATER, CARES, and CARER all reflect this definition. CARE is a four-letter word meaning to feel concern or interest for someone or something, while CATER is a five-letter word meaning to provide what someone needs or wants. CARES is another five-letter word that means to feel concern or interest for someone or something, and CARER is a five-letter word meaning someone who looks after someone else. All of these words can be used to describe someone who is being solicitous.