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.
questionability (uncountable)
The state of being questionable.
Source: Wiktionary
Ques`tion*a*bil"i*ty, n.
Definition: The state or condition of being questionable. Stallo.
Source: Webster’s Unabridged Dictionary 1913 Edition
29 June 2025
(adjective) deserving of the highest esteem or admiration; āan estimable young professorā; ātrains ran with admirable precisionā; āhis taste was impeccable, his health admirableā
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.