"Intermembranous" is a word in ENGLISH

intermembranous ENGLISH
Definition:

Within or beneath a membrane; as, intermembranous
ossification.

Few words of positivity

This is what I miss, Cordelia: not something that’s gone, but something that will never happen. Two old women giggling over their tea.

Margaret Atwood, Cat's Eye

WORD SUGGESTIONS
Laugh your heart out.

What kind of cat should you take into the desert ?A first aid kitty !

glanders ENGLISH

A highly contagious and very destructive disease of horses, asses, mules, etc., characterized by a constant discharge of sticky matter …

Read the complete definition
housing ENGLISH

That portion of a mast or bowsprit which is beneath the deck or within the vessel.

Read the complete definition
internally ENGLISH

Inwardly; within the enveloping surface, or the boundary of a thing; within the body; beneath the surface.

Read the complete definition