The term 'ajar' is used to describe a DOOR or window that is slightly OPEN. The crossword solutions for this term are 'UNCLOSED' (8 letters), 'OPEN' (4 letters), 'OPENED' (6 letters), 'SHUT' (4 letters), 'DOOR' (4 letters), 'DOORS' (5 letters), 'CLOSED' (6 letters), and 'CLOSE' (5 letters). The opposite of 'ajar' is 'CLOSED', which means that the DOOR or window is completely SHUT. 'Halfopen' (8 letters) is another word that can be used to describe a DOOR or window that is slightly OPEN.