12-letter words that end in tter
- teetertotter — a seesaw.
- trainspotter — A trainspotter is someone who is very interested in trains and spends time going to stations and recording the numbers of the trains that they see.
- trend-setter — A trend-setter is a person or institution that starts a new fashion or trend.
- troposcatter — the scattering or extended propagation of radio signals using the local irregularities in the Earth's troposphere
- white matter — nerve tissue, especially of the brain and spinal cord, which primarily contains myelinated fibers and is nearly white in color. Compare gray matter (def 1).