"Convexo-Concave" is a word in ENGLISH

convexo-concave ENGLISH
Definition:

Convex on one side, and concave on the other. The
curves of the convex and concave sides may be alike or may be
different. See Meniscus.

Few words of positivity

I was just cleaning up my own mess, Baz. Like, no one would call you a hero for cleaning up your own vomit.

Rainbow Rowell, Carry On

WORD SUGGESTIONS
Laugh your heart out.

Knock KnockWho's there ?Annie!Annie who ?Annie-versary !

An apparatus in which the images of external objects, formed by a convex lens or a concave mirror, are thrown …

Read the complete definition