Far-out and Mind-bending

Far-out adjective - Different from the ordinary in a way that causes curiosity or suspicion.

Mind-bending and far-out are semantically related In some cases you can use "Mind-bending" instead an adjective phrase "Far-out".

Mind-bending adjective - Causing great emotional or mental stimulation.

Far-out and mind-bending are semantically related in affecting topic. Sometimes you can use "Far-out" instead an adjective phrase "Mind-bending".