Crossword Clue:

an upland swamp also POCOSIN POCOSON

AnswerCrossword Clue
ALKENECompound also called an olefin
CATALPATree also called an Indian bean
OHIOIts postal abbreviation is also an exclamation
ESSOGas brand that's also an Italian pronoun
PLUOTHybrid fruit also known as an aprium
SHAWOnly Literature Nobelist also to win an Oscar
ERNEBird that's also the name of an Irish river
JAVAProgramming language that's also the name of an island
PHIGreek letter that's also an M.L.B. city on scoreboards