/ ˈəʊvə(r); NAmE ˈoʊ-/ prefix (in nouns, verbs, adjectives and adverbs)
1.
more than usual; too much :
overproduction
overload
over-optimistic
overconfident
overanxious
2.
completely :
overjoyed
3.
upper; outer; extra :
overcoat
overtime
4.
over; above :
overcast
overhang