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

bitter almond oil

“a hundred days of sermonizing, one fart” → a metaphor for how something that one has put great effort into can come to nothing after even a slight mistake, much as a hundred days of serious spiritual study can be lost to the winds

a tetradecagon

(mahjong) a 役満 (yakuman, “limit”) hand consisting of four concealed triplets

(Buddhism) Synonym of 四天王 (shitennō): the Four Heavenly Kings

a male given name

fourteenth day of the month

the Quaternary period

twenty-four; 24