The crossword solution for the term 'WASN'T ONESELF' is 'AILED', which is a five-letter word. Ailed means to have been affected by an illness or injury, or to have suffered from a physical or mental ailment. It can also be used to describe a person who has become weak or feeble due to age or illness. In this context, it implies that the person was not feeling like themselves due to some kind of ailment.