loaf vs solid food

loaf and solid food both are nouns.

Word	Noun	Adjective	Verb	Adverb
loaf	Yes	No	Yes	No
solid food	Yes	No	No	No

As nouns, solid food is a hypernym of loaf; that is, solid food is a word with a broader meaning than loaf:

loaf: a quantity of food (other than bread) formed in a particular shape
solid food: any solid substance (as opposed to liquid) that is used as a source of nourishment

Other hypernyms of loaf include food.

loaf (noun)	solid food (noun)
a shaped mass of baked bread that is usually sliced before eating	any solid substance (as opposed to liquid) that is used as a source of nourishment
a quantity of food (other than bread) formed in a particular shape

loaf (verb)	solid food (verb)
be about a place without any apparent purpose
be lazy or idle