Just something that I started doing the last couple of years, searching for for ‘etymology of <insert word here>’ instead of definition. It usually leads to pretty interesting and informative results, particularly when a word selection feels strained.
I do this too and then talk through the interesting ones with my kids to encourage them to think about everything they encounter. e.g., this interesting theory for the origin of the surname "Kneebone" - https://en.wikipedia.org/wiki/Cornish_surnames#Anglicised_na...