loading vs live load

loading and live load both are nouns.

Word	Noun	Adjective	Verb	Adverb
loading	Yes	No	No	No
live load	Yes	No	No	No

As nouns, live load is a hyponym of loading; that is, live load is a word with a more specific, narrower meaning than loading:

loading: weight to be borne or conveyed
live load: a variable load on a structure (e.g. a bridge) such as moving traffic

Other hyponyms of loading include burthen, dead load, superload, millstone, overburden, overload, overload.

loading (noun)	live load (noun)
the labor of putting a load of something on or in a vehicle or ship or container etc.	a variable load on a structure (e.g. a bridge) such as moving traffic
goods carried by a large vehicle
weight to be borne or conveyed
a quantity that can be processed or transported at one time
the ratio of the gross weight of an airplane to some factor determining its lift