loggerhead
log-ger-head
noun
A large sea turtle with a massive head and powerful jaws.
"We spotted a loggerhead turtle near the reef."
noun
A state of strong disagreement or conflict, typically between two parties.
"The neighbours were at loggerheads over the fence."
Thesaurus
Synonyms: lunkhead, dunce, dumbass, dunderhead, fuckhead, hammerhead, knucklehead, numskull, muttonhead, shithead, blockhead, bonehead