わ

Etymology 1
.

Etymology 2
From.

Particle

 * 1)  a particle used in the end of sentences to indicate admiration or emotion
 * 2)  a particle used in the end of sentences to indicate emphasis
 * 1)  a particle used in the end of sentences to indicate emphasis
 * 1)  a particle used in the end of sentences to indicate emphasis
 * 1)  a particle used in the end of sentences to indicate emphasis

Usage notes

 * (Sense 1) In standard Japanese, this particle is mainly used by women, although its usage is almost extinct among younger generations.
 * (Sense 2) In various dialects, particularly western, it is used by both men and women, but with a different pitch accent.

Etymology 3
Reading for various kanji.