Would it be possible to the data contained in "Usage notes" sections? It could work similar to the Etymology data where it could be copied to multiple words or apply to just a single word, depending on the section hierarchy.
===Adjective=== ===Noun=== ===Usage notes=== This usage note applies to all preceding words
===Adjective=== ===Noun=== ====Usage notes==== This usage note is applied only to the Noun
===Etymology 1=== ====Adjective==== ====Noun==== ====Usage notes==== This usage note applies only to the words in Etymology 1 ===Etymology 2=== ====Verb====
===Etymology 1=== ====Adjective==== ====Noun==== ===Etymology 2=== ====Verb==== ===Usage notes=== This usage note applies only to all words all preceding Etymologies