Akademik

lunkhead
noun
a stupid person; these words are used to express a low opinion of someone's intelligence (Freq. 4)
Syn:
dunce, ↑dunderhead, ↑numskull, ↑blockhead, ↑bonehead, ↑hammerhead, ↑knucklehead, ↑loggerhead, ↑muttonhead, ↑shithead, ↑dumbass, ↑fuckhead
Hypernyms:
stupid, ↑stupid person, ↑stupe, ↑dullard, ↑dolt, ↑pudding head, ↑pudden-head, ↑poor fish, ↑pillock

Useful english dictionary. 2012.