triductor

Trident trid-ont conditioned reflex tridacna Tridacna gigas Tridacnidae tridactyl tridactyle tridactylous tridane tridecadienoic acid tridecandioic acid tridecane

out of the common out of the count out of the frying into the fire out of the hole out of the money out of the ordinary out of the pale of out of the picture out of the press out of the question