其奴[soitsu] that person (guy, fellow)
何奴[doitsu] who?
黒奴[kokudo] black person
守銭奴[shusendo] miser

奴隷[dorei] slave
農奴[noudo] serf
売国奴[baikokudo] traitor (to one's country)
彼奴[aitsu] he

データの先頭[deetanosentou] beginning of data
一頭[ittou] one large animal (horses, cattle, etc.)
一頭立て[ittoudate] one-horse (carriage)
咽頭[intou] pharynx
駅頭[ekitou] station

音頭[ondo] leading a group of people
会頭[kaitou] society president
街頭[gaitou] in the street
核弾頭[kakudantou] nuclear warhead
巻頭[kantou] opening page of book