Unkempt (adjective)
Uncombed; dishevelled
Unkempt (adjective)
Disorderly; untidy; messy; not kept up
Unkempt (adjective)
Rough; unpolished
Unkept (adjective)
not kept (especially of promises)
Wiktionary
Unkempt (adjective)
(especially of a person) having an untidy or dishevelled appearance
“they were unwashed and unkempt”
Unkept (adjective)
(of a commitment or undertaking) not honoured or fulfilled
“unkept appointments and broken promises”
Unkept (adjective)
not tidy or cared for
“lawns unkept and ponds neglected”
Oxford Dictionary