in ‧ ad ‧ vis ‧ a ‧ ble /ˌɪnədˈvaɪzəb ə l◂/ BrE AmE adjective [not before noun]
[ Word Family: noun : ↑ advice , ↑ adviser , ADVISOR , ↑ advisability ; adjective : ↑ advisable ≠ ↑ inadvisable , ↑ advisory ; verb : ↑ advise ; adverb : ↑ advisedly ]
an action that is inadvisable is not sensible SYN unwise :
Changes in the patient’s condition may make surgery inadvisable.
it is inadvisable to do something
It is inadvisable to involve more than one contractor on a project.