turbulence   a state of confusion or unrest in weather
             or behavior

seasick      feeling ill due to the motion of the boat

settlement   a place that is recently populated, colony

disappoint   to fail somebody by a deed or action

groan        a sound made from pain or disappointment

crescent     an arc shaped like part of the moon

erroneously  an incorrect thought or action, mistake

missionaries someone sent to another country for 
             religious purpose

contagious   passing a disease from one person to another

incredible   something difficult to believe

abundance    a large amount of something