ordering vs genome

ordering and genome both are nouns.

Word	Noun	Adjective	Verb	Adverb
ordering	Yes	No	No	No
genome	Yes	No	No	No

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

ordering: logical or comprehensible arrangement of separate elements
genome: the ordering of genes in a haploid set of chromosomes of a particular organism; the full DNA sequence of an organism

Other hyponyms of ordering include bacteria order, word order, genetic code, series.

ordering (noun)	genome (noun)
the act of putting things in a sequential arrangement	the ordering of genes in a haploid set of chromosomes of a particular organism; the full DNA sequence of an organism
logical or comprehensible arrangement of separate elements