Vypukla

Vypukla is a term that can refer to several things, primarily in the context of the Czech language and Slavic languages. Most commonly, it is the past tense feminine singular form of the Czech verb "vypuknout," meaning to break out, erupt, or break forth. This can apply to various phenomena such as the outbreak of a war, a disease, or even a smile. For instance, one might say "válka vypukla" (the war broke out) or "nemoc vypukla" (the disease broke out).

Beyond its grammatical function, "vypuklá" can also be used as an adjective in Czech. In this sense, it translates to "convex," describing a surface that curves outward, like the exterior of a sphere or a lens. This usage is common in geometry and optics. For example, a "vypuklá čočka" refers to a convex lens. The term can also be applied metaphorically to describe something that is outwardly rounded or bulging.

In some contexts, "vypukla" might also be encountered as a surname, though this is less frequent than its use as a verb or adjective. As with many Slavic surnames, its origin is likely tied to descriptive characteristics or occupations of the ancestor who first bore the name.