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.
fatigue, weariness, tiredness
(noun) temporary loss of strength and energy resulting from hard physical or mental work; “he was hospitalized for extreme fatigue”; “growing fatigue was apparent from the decline in the execution of their athletic skills”; “weariness overcame her after twelve hours and she fell asleep”
Source: WordNet® 3.1
weariness (usually uncountable, plural wearinesses)
Exhaustion, fatigue or tiredness.
A lack of interest or excitement.
• defatigation
• fatigue
Source: Wiktionary
Wea"ri*ness, n.
Definition: The quality or state of being weary or tried; lassitude; exhaustion of strength; fatigue. With weariness and wine oppressed. Dryden. A man would die, though he were neither valiant nor miserable, only upon a weariness to do the same thing so oft over and over. Bacon.
Source: Webster’s Unabridged Dictionary 1913 Edition
2 April 2025
(adjective) secret or hidden; not openly practiced or engaged in or shown or avowed; “covert actions by the CIA”; “covert funding for the rebels”
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.