Hawaii and California are the only two U.S. states that grow coffee plants commercially.
proficience (countable and uncountable, plural proficiences)
Alternative form of proficiency
Source: Wiktionary
Pro*fi"cience, Pro*fi"cien*cy, n.
Definition: The quality of state of being proficient; advance in the acquisition of any art, science, or knowledge; progression in knowledge; improvement; adeptness; as, to acquire proficiency in music.
Source: Webster’s Unabridged Dictionary 1913 Edition
21 April 2025
(noun) a reference work (often in several volumes) containing articles on various topics (often arranged in alphabetical order) dealing with the entire range of human knowledge or with some particular specialty
Hawaii and California are the only two U.S. states that grow coffee plants commercially.