strange or unpleasant
discordant - harsh
The formal word ‘discordant’ is used in two main ways. Firstly, it refers to a sound that is grating and hard to listen to as it is made up of musical notes that do not harmonize or blend well with each other. By extension, it can also express something that is wrong or totally unsuitable in relation to something else.
Unfortunately, the meeting with the prospective client did not go well. We had quite a discordant conversation that made it obvious we were not on the same wavelength.
The gleaming new office block strikes quite a discordant note in that area because it is surrounded by a number of historic old buildings.
Jazz music is not my cup of tea, which is why I didn’t enjoy the concert at all. The sounds are often just too jarring and discordant for me.