rock
moon ,mats,mits, moms ect...
Moon and Noon both have a second letter as o and the forth letter n. So does "noun"
Envy Is A 4-Letter Word
4 letter word for drum is "Dhol".
4 letter word for final
Salt is a 4 letter word for seasoning.
this
upon, muon, neon, axon, soon, anon, iron, toon, moon, noon, goon, loon
GLOW. GLOW is a 4 letter word that can be used in place of the word 'Shine'
The smaller 4 letter word could be "Tiny".
Odea is a 4-letter word for ancient theatres.