The term 'just in case' is often used to express the idea of being prepared for any eventuality. The two crossword solutions for this term are 'LEST' and 'IFNEEDBE'. 'LEST' is a four-letter word meaning 'for fear that' or 'in order to avoid'. It is often used in conjunction with 'just in case' to emphasize the idea of being prepared for any possible outcome. 'IFNEEDBE' is an eight-letter word meaning 'if necessary'. This phrase is often used to indicate that something should only be done if it is absolutely necessary. Both of these words can be used to express the idea of being prepared for any eventuality, which is the essence of the phrase 'just in case'.