Lotion and Placebo

Lotion noun - Any of various cosmetic preparations that are applied to the skin.

Placebo and lotion are semantically related. In some cases you can use "Placebo" instead a noun "Lotion".

Placebo noun - An innocuous or inert medication; given as a pacifier or to the control group in experiments on the efficacy of a drug.

Lotion and placebo are semantically related. Sometimes you can use "Lotion" instead a noun "Placebo".