I have 3 answers left and they interlink but Im stunped so if you are able to help I would be grateful. Clues read: 1. hinged I have these letters P _ _ _ T _ D
2. unstable I have these letters _ _ L _ _ _ L _ (first letter is the 3rd letter in clue 1 above)
3. straighten I have these letters U _ _ _ I _ T (3rd letter is the 5th letter in clue 2 above) Hopefully one of you experts will be able to help me! Thanks in advance. Jan