The petticoat is read as old-fashioned modesty and layers beneath appearances. Dream books link it to family customs and to the hidden work that holds an outward image in shape.
Where in your waking life have you met something like this lately?
My Cosmic Code has a private dream journal. Write a dream down and the app picks out the symbols in it, shows what dream books say about them and, over time, which words recur across your entries. The journal is stored on your device only.