Ch usually follows vowels having the long sound, while tch usually follows vowels having the short sound.
The Beacon Second Reader|James H. Fassett
Thousand, kich-tche-mta-tach-tommetano (ich, tch, and ch with the point of the tongue; e ½).
Travels in the Interior of North America, 1832-1834, Part III (the Text Being Chapters XXVIII-XXXIII of the London Edition, 1843, and the Appendix a Combination of the Appendices of the London and German [Coblentz, 1839] Editions)|Maximilian, Prinz von Wied
This was a happy solution of the problem of Ts and Tch, and Philip gratefully accepted it.
Sylvia & Michael|Compton Mackenzie
We got to make et, boy—we got to make et—come on—tch—tch—come on—and don't ye make a misstep.
Caesar Rodney's Ride|Henry Fisk Carlton
"Tch—tch—tch," clucked the leader of the New York bar, like a troubled hen.
Little Miss Grouch|Samuel Hopkins Adams
TCH
TD
abbreviation for
Chad (international car registration)
Word Origin for TCH
from Tchad
Words nearby TCH
TCB, TCBM, TCDD, TCE, T cell, TCH, Tchad, Tchaikovsky, Tchaikovsky, Peter Ilyich, Tchambuli, Tchebycheff equation