The word thrush can mean more than one thing:

• Thrush (bird), common name of the bird family Turdidae
• Candidiasis, fungal infection commonly known as thrush or yeast infection, affecting the mouth or vagina
• Thrush Aircraft, US aircraft manufacturer
• THRUSH, fictional criminal organization in The Man from U.N.C.L.E.
• Informally, a "thrush" can be a term for a female singer. A synonym would be chanteuse.

See also,

• Shrike-thrush, Waterthrush, birds with thrush in the name, but unrelated to the thrush family

Vaginale Pilzinfektion