panacea
pan-uh-SEE-uhnounMeaning a cure for all problems or illnesses
Memory hook PAN-ACEA: one PAN that cures ALL?. A traveling seller swears his shiny frying pan cures colds, sadness and bad grades; nobody believes in a panacea like that.
A new phone is no panacea for boredom.
In context The new reading program helped many students, but the teachers warned that it was no panacea: some children still needed extra help with spelling, and others simply needed glasses.
Similar cure-all, remedy, magic bullet, elixir
From Greek panakeia, “cure-all”: pan (all) + akos (remedy).