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.
upsetter
(noun) an unexpected winner; someone who defeats the favorite competitor
Source: WordNet® 3.1
upsetter (plural upsetters)
One who upsets (something); a disrupter.
A person or device that turns something upside down.
• reputest, upstreet
Source: Wiktionary
6 June 2025
(noun) wit having a sharp and caustic quality; “he commented with typical pungency”; “the bite of satire”
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.