The word "accrease" is spelled with double c's to represent the "ks" sound at the end of the word. Its IPA phonetic transcription is /əˈkriːs/, where the first syllable is unstressed and the second syllable has a long "e" sound followed by a "z" sound. The verb means to increase or grow in size, intensity, or quantity. While it may not be a commonly used word, its unique spelling and pronunciation can make it a fun addition to one's vocabulary.
The word "accrease" does not have a well-established etymology, as it is considered archaic and rarely used in contemporary English. However, it is believed to have originated from Middle English, possibly influenced by the Latin term "accrescere" (to grow, increase). Over time, the word "accrease" seems to have emerged as a variation of "increase" with a similar meaning.