These should maybe be checked through. Many are the second or third definitions, and some even reference the word in the definition e.g Lethargic: exhibiting lethargy
I was the exact same until I started using relative line numbers. Then I can just look at a line and see that it's N lines down and jump there immediately. With j or k repeat I'll often over shoot and then have to go back which is kind of annoying.
Technically one of the points in the first example with the different ways of describing C E G isn’t quite right. C, while enharmonically equivalent to B#, indicates a different function, and potentially a different tonal center/tonic. This change is tough though because it ~triples the number of note values you can have I think.