M: Morass: Wear Your Dictionary: Figurative: English: Katakana: Transliteration: Pronunciation

 Morass [モラス] - (figurative) Anything that entraps or makes progress difficult. https://en.wiktionary.org/wiki/morass [See: Morass]

https://www.redbubble.com/i/t-shirt/M-Morass-Wear-Your-Dictionary-Figurative-English-Katakana-Transliteration-Pronunciation-by-WearYourWords/59711151.JZXP1?asc=u