"Acephalocyst" is a word in ENGLISH

acephalocyst ENGLISH
Definition:

A larval entozoon in the form of a subglobular or
oval vesicle, or hydatid, filled with fluid, sometimes found in the
tissues of man and the lower animals; -- so called from the absence of
a head or visible organs on the vesicle. These cysts are the immature
stages of certain tapeworms. Also applied to similar cysts of different
origin.

Few words of positivity

Come on guys, let's be serious. If you really want to do something, don't just 'like' this post. Write that you are ready, and we can try to start something" [Mustafa Nayyem quoted in Chrystia Freeland, "Euromaidan, Kiev: A Place Becomes A Movement"].

Catie Marron, City Squares: Eighteen Writers on the Spirit and Significance of Squares Around the World

WORD SUGGESTIONS
Laugh your heart out.

Two aardvarks watched in amazement as a firework flashed across the sky. 1st aardvark: Wow! I wish I could fly like that. 2nd aardvark: You would, if your tail was on fire.

encysted ENGLISH

Inclosed in a cyst, or a sac, bladder, or vesicle; as, an encysted tumor.

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otocyst ENGLISH

An auditory cyst or vesicle; one of the simple auditory organs of many invertebrates, containing a fluid and otoliths; also, …

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vesicle ENGLISH

A bladderlike vessel; a membranous cavity; a cyst; a cell.

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