jaded
The word ‘jaded’ has two meanings.
One of its meanings is ‘exhausted, wearied or worn out, as by overwork or overuse‘. It can be used in sentences such as “Her parents’ words have left her depressed and jaded” or “She is so jaded of her mother-in-law’s complaints about her cooking“.
The other meaning is ‘dulled by overindulgence‘ as in ‘a jaded, bored and morally unprincipled upper-class guy‘.
jig
The word ‘jig’ has several meanings.
One of its meanings refers to ‘any of those lively dances in triple time or the music for such a dance‘.
Another meaning of ‘jig’ is ‘fishing lure with a hook or hooks that is jerked up and down in the water‘.
You can learn about all the other meanings from a good dictionary.