Jejune
dʒɪˈdʒuːn
adjective
lacking interest or significance; dull; insipid
The word 'jejune' comes from the Latin word 'jejunus', which originally meant 'fasting' or 'hungry', and eventually evolved to mean 'lacking in substance' or 'dull'. It is often used to describe something that is uninteresting or superficial.
See how James Joyce and Homer use "jejune", with its meaning, pronunciation and real book examples.
Examples from books
The jejune jesuit.
James Joyce
Ulysses
I do not at this moment remember two emendations on Homer, calculated to substantially improve the poetry of a passage, although a mass of remarks, from Herodotus down to Loewe, have given us the history of a thousand minute points, without which our Greek knowledge would be gloomy and jejune.
Homer
The Odyssey