tomtit
noun
tom·tit ˈtäm-ˌtit 
täm-ˈtit
: any of various small active birds
Example Sentences
Recent Examples on the Web On the walk, guests should keep an eye out for native rātā, kōwhai and pōhutukawa trees, and wildlife including the North Island tomtit, kaka, tui, and fantail birds. 
Stacey Leasca, Travel + Leisure, 5 Apr. 2022
Stacey Leasca, Travel + Leisure, 5 Apr. 2022 Word History
Etymology
probably short for tomtitmouse, from the name Tom + titmouse
First Known Use
1700, in the meaning defined above