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.
unsuccessfully
(adverb) without success; “she tried unsuccessfully to persuade him to buy a new car”
Source: WordNet® 3.1
unsuccessfully (comparative more unsuccessfully, superlative most unsuccessfully)
Not successfully; without success; to no avail.
• fruitlessly
• successfully
Source: Wiktionary
Un`suc*cess"ful, a.
Definition: Not successful; not producing the desired event; not fortunate; meeting with, or resulting in, failure; unlucky; unhappy.
– Un`suc*cess"ful*ly, adv.
– Un`suc*cess"ful*ness, n.
Source: Webster’s Unabridged Dictionary 1913 Edition
19 June 2025
(noun) the condition of belonging to a particular place or group by virtue of social or ethnic or cultural lineage; “his roots in Texas go back a long way”; “he went back to Sweden to search for his roots”; “his music has African roots”
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.