鶯谷 （オウコク） warbler being in a valley, valley in which warblers live, remaining obscure and unsuccessful

鶯遷 （オウセン） warbler flying from a valley to a tree, finding success in life, passing the palace examination

鶯 （うぐいす） Japanese bush warbler (Horornis diphone), Japanese nightingale, greenish brown, beautiful voice, woman with a beautiful voice

うぐいす餡 （うぐいすあん） sweet brownish-green paste made from green peas

高麗鶯 （こうらいうぐいす） black-naped oriole (Oriolus chinensis)

初鴬 （はつうぐいす） first Japanese bush warbler to chirp this year (i.e. spring)