conjunction vs splice

conjunction and splice both are nouns.

Word	Noun	Adjective	Verb	Adverb
conjunction	Yes	No	No	No
splice	Yes	No	Yes	No

As nouns, splice is a hyponym of conjunction; that is, splice is a word with a more specific, narrower meaning than conjunction:

conjunction: something that joins or connects
splice: a junction where two things (as paper or film or magnetic tape) have been joined together

Other hyponyms of conjunction include contact, tangency, joint, barrier strip, junction barrier, splicing, thermojunction.

conjunction (noun)	splice (noun)
something that joins or connects	joint made by overlapping two ends and joining them together
the temporal property of two things happening at the same time	a junction where two things (as paper or film or magnetic tape) have been joined together
an uninflected function word that serves to conjoin words or phrases or clauses or sentences
(astronomy) apparent meeting or passing of two or more celestial bodies in the same degree of the zodiac
the grammatical relation between linguistic units (words or phrases or clauses) that are connected by a conjunction
the state of being joined together

conjunction (verb)	splice (verb)
	join by interweaving strands
	join the ends of
	join together so as to form new genetic combinations
	perform a marriage ceremony