Drastic.
A seven letter word beginning with C with a the fourth letter C is cracker.
because
One possibility is the word genesis.
that word will be BE EASY.
nascent
Drastic.
hearten :-)
diurnal
A 6-letter word beginning with 'a' that means smart is astute.
classic
ignoredillicitimpaledimpoundimpressimmoralinheritinclineindentsingrateinsultsingestsingrowninvalidinsistsinjectsinvents
toponym
ossicle
neutron
unusual
creamer