As nouns the difference between underwire and underware
is that underwire is a semicircular wire placed in a bra to support the breasts while underware is misspelling of lang=en.
As a verb underwire
is to fix such a wire in place.
underwire
English
Noun
(
en noun)
a semicircular wire placed in a bra to support the breasts
a bra that includes such wires
Verb
(underwir)
To fix such a wire in place