Synonyms that are in the dictionary are marked in green. Synonyms that are not in the dictionary are marked in red.
Antonyms that are in the dictionary are marked in green. Antonyms that are not in the dictionary are marked in red.
Panasonic calls the style of its RP-HTX90N Bluetooth headphones "retro-modern" and that's exactly what it is.
Source: https://www.cnet.com/tech/mobile/best-noise-canceling-headphones-under-100/