Kyūjitai form of 過労死: death from overwork

(slang, dated) Alternative spelling of 宜しく (yoroshiku, “well”), the adverbial form of 宜しい (yoroshii, “good”).

(obsolete) Rocky Mountains (a mountain range in the United States)

many a mickle makes a muckle, small things together become a large thing; literally dust, if piled up, becomes a mountain

(Japanese mythology) the fabled mountain at the 高天原 (takama no hara, “heavens”)

Alternative spelling of テーブルさん座 (“Mensa”)

a pangolin

Alternative spelling of 山査子: a hawthorn; (more specifically) Crataegus cuneata: a Chinese hawthorn

(computing, Internet) Address Resolution Protocol, ARP

orthostatic hypotension