combusting
A seven letter word beginning with C with a the fourth letter C is cracker.
Alec
catastrophe
stoic
bucolic
A seven letter word beginning with C with a the fourth letter C is cracker.
A four letter word beginning with C and ending with X is crux.
carbonate
c + o2 -----------> co2
C + o2 -----------> co2
circuit
Coal.
childish
choice
creamer
cozy
sadisticsarcasticsardonicsatanicscenicscientificshellacsimplisticseismographicskepticsociopathicsporadicsoporificspasticspecificstoicstaticsumacsystematicsyllabicsymbolicsymphonicsystemic