The term 'unable to escape' can be expressed in four different ways using crossword solutions. The first is 'cornered' which has 8 letters and means to be trapped in a difficult situation with no way out. The second is 'treed' which has 5 letters and means to be chased up a tree by a predator. The third is 'upatree' which has 7 letters and means to be stuck in a tree, unable to get down. The last is 'intoodeep' which has 9 letters and means to be in a situation that is too difficult to get out of. All of these solutions describe the same concept of being unable to escape a difficult situation.