The word that does not belong is Candle-maker. The others are professions related to intellectual or creative work (Writer, Publisher, Scientist).
The word that does not belong is Selfish. The others are characteristics related to knowledge, intellect, or personal development (Wealthy, Well-read, Self-educated).
The word that does not belong is Lightning. The others are related to written works or collections of wisdom (Almanack, Constitution, Sayings).