Answer:

isthmus

AnswerCrossword Clue
ISTHMUSLand bridge
ISTHMUSCentral America, e.g.
ISTHMUSContinental connector
ISTHMUSPanama formation
ISTHMUSFormation meaning "neck" in Greek
ISTHMUSConnecting strip of land
ISTHMUSNarrow strip of land
ISTHMUSPanama, e.g.
ISTHMUSGood place for a canal
ISTHMUSPanama Canal site
ISTHMUSKra or Suez.
ISTHMUSPanama or Suez.
ISTHMUSKra of Suez.
ISTHMUSSuez or Panama.
ISTHMUSPanama.
ISTHMUSStrip of land.
ISTHMUSNeck.
ISTHMUSNeck of land
ISTHMUSMexico's ... of Tehuantepec
ISTHMUSStrip of land is, accordingly, outside Morocco's capital (7)
ISTHMUSCanal site, maybe
ISTHMUSConnecting land strip
ISTHMUSCanal site often
ISTHMUSCanal site, often
ISTHMUSPanama, for one
ISTHMUSNatural bridge