ectatic

As a letter s

is the letter s with a.

As an adjective ectatic is

(medical) of or relating to ectasia.

As adjectives the difference between ectatic and static

is that ectatic is (medical) of or relating to ectasia while static is unchanging; that cannot or does not change.

As a noun static is

interference on a broadcast signal caused by atmospheric disturbances; heard as crackles on radio, or seen as random specks on television.

As an adjective ectatic is

(medical) of or relating to ectasia.

As adjectives the difference between ectatic and ecbatic

is that ectatic is of or relating to ectasia while ecbatic is denoting a mere result or consequence.

As adjectives the difference between ectatic and extatic

is that ectatic is (medical) of or relating to ectasia while extatic is .

As adjectives the difference between ectatic and entatic

is that ectatic is (medical) of or relating to ectasia while entatic is (biochemistry) describing the state of an atom or group, bound to a protein (especially to an enzyme), that has its geometric or electronic condition adapted for function.

As adjectives the difference between ecstatic and ectatic

is that ecstatic is feeling or characterized by ecstasy while ectatic is of or relating to ectasia.

As a noun ecstatic

is transports of delight; words or actions performed in a state of ecstasy.