As nouns the difference between tuple and superkey

is that tuple is a finite sequence of terms while superkey is any set of attributes of a relation variable (relvar) that serve to identify a single tuple or row, no other tuple having the same value for every attribute in the set.

As an adjective geosynchronous

is refers to the orbit of a satellite whose rate of revolution is matched to the rotation period of the earth a special case is the geostationary orbit which is circular and equatorial, so that the satellite appears to be fixed over a particular point on earth's sky.

As an adverb geosynchronously is

in a geosynchronous way.

As an adjective exclamatory

is resembling an exclamation.

As an adverb exclamatorily is

in an exclamatory way.

As nouns the difference between newswoman and newslady

is that newswoman is a female reporter or newsreader while newslady is a newswoman.

As nouns the difference between seed and kalonji

is that seed is (senseid)(countable) a fertilized grain, initially encased in a fruit, which may grow into a mature plant while kalonji is the seeds of the plant nigella sativa used as a spice.

As a verb seed

is to plant or sow an area with seeds.

As nouns the difference between spice and kalonji

is that spice is (countable|uncountable) plant matter (usually dried) used to season or flavour food or spice can be (nonce word) while kalonji is the seeds of the plant nigella sativa used as a spice.

As a verb spice

is to add spice or spices to.

As nouns the difference between variable and relvar

is that variable is something that is variable while relvar is a variable that contains a relation, as distinguished from the relation itself.

As an adjective variable

is able to vary.

As nouns the difference between relation and relvar

is that relation is the manner in which two things may be associated while relvar is a variable that contains a relation, as distinguished from the relation itself.

As nouns the difference between indian and champissage

is that indian is indian, american indian (a member of one of the indigenous peoples of the americas) while champissage is (trademark) a form of indian head massage, supposed to release pent-up negative energies.

As a proper noun head

is , from residence near a hilltop or the head of a river, or a byname for someone with an odd-looking head.

As a noun champissage is

(trademark) a form of indian head massage, supposed to release pent-up negative energies.