Crossword Clue:

POCOSIN an upland swamp also POCOSEN POCOSON

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