There are four varieties of commercially viable coffee: Arabica, Liberica, Excelsa, and Robusta. Growers predominantly plant the Arabica species. Although less popular, Robusta tastes slightly more bitter and contains more caffeine.
fusty, musty, frowsty
(adjective) stale and unclean smelling
moldy, mouldy, musty
(adjective) covered with or smelling of mold; “moldy bread”; “a moldy (or musty) odor”
Source: WordNet® 3.1
musty (comparative mustier, superlative mustiest)
Having a stale odor.
Source: Wiktionary
Mus"ty, a. [Compar. Mustier; superl. Mustiest.] Etym: [From L. mustum must; or perh. fr. E. moist. Cf. Must, n., Moist.]
1. Having the rank, pungent, offencive odor and taste which substances of organic origin acquire during warm, moist weather; foul or sour and fetid; moldy; as, musty corn; musty books. Harvey.
2. Spoiled by age; rank; stale. The proverb is somewhat musty. Shak.
3. Dull; heavy; spiritless. "That he may not grow musty and unfit for conversation." Addison.
Source: Webster’s Unabridged Dictionary 1913 Edition
18 June 2025
(noun) large South American evergreen tree trifoliate leaves and drupes with nutlike seeds used as food and a source of cooking oil
There are four varieties of commercially viable coffee: Arabica, Liberica, Excelsa, and Robusta. Growers predominantly plant the Arabica species. Although less popular, Robusta tastes slightly more bitter and contains more caffeine.