Some five letter words that start with T are:
Some 5 letter words with the letter t as the 2nd letter include:atlasitchyotherstainstairstarestarsstartstatestatsstemsstingstinkstubsstunk
titanic
Parts.
toast
Strait
tough stuff
Trinidad
appointadjunctalimentailmentadament
Trout
quart
Quit and qats (qat evergreen shrubs) are four letter word that start with q and ends with t. There are no four letter words that start with t and end with q.
The double consonant in the word "start" is the letter "t."