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.
signaler, signaller
(noun) someone who communicates by signals
Source: WordNet® 3.1
signaller (plural signallers)
(British spelling) One who signals.
(rail) synonym of signalman
• allergins
Source: Wiktionary
31 January 2025
(noun) the act of dispersing or diffusing something; “the dispersion of the troops”; “the diffusion of knowledge”
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.