caribou caribou /ˈkɛrɪˌbuː/

noun

1. Arctic deer with large antlers in both sexes; called 'reindeer' in Eurasia and 'caribou' in North America  ( caribou , Greenland caribou , Rangifer tarandus , reindeer )
   Arctic deer with large antlers in both sexes; called 'reindeer' in Eurasia and 'caribou' in North America
   
   

 scarlet scarlet /ˈskɑːrlət/

adjective

1. Of a color at the end of the color spectrum (next to orange); resembling the color of blood, cherries, tomatoes or rubies  ( blood-red , carmine , cerise , cherry , cherry-red , reddish , ruby , ruby-red , ruddy , crimson , red , scarlet , reddy , rufescent )
   of a color at the end of the color spectrum (next to orange); resembling the color of blood, cherries, tomatoes or rubies
    The picture would come through dark with a blood-red tinge
   The picture would come through dark with a blood-red tinge
   

noun

1. A variable color that is vivid red but sometimes with an orange tinge  ( orange red , scarlet , vermilion )
   a variable color that is vivid red but sometimes with an orange tinge
   
   

 hearts hearts /ˈhɑːrts/

noun

1. A form of whist in which players avoid winning tricks containing hearts or the queen of spades  ( Black Maria , hearts )
   a form of whist in which players avoid winning tricks containing hearts or the queen of spades
   
   

 mosquito fern mosquito fern /məˈskiːtoʊ fɜːrn/

noun

1. Small free-floating aquatic fern from the eastern United States to tropical America; naturalized in western and southern Europe  ( Azolla caroliniana , Carolina pond fern , floating fern , mosquito fern )
   small free-floating aquatic fern from the eastern United States to tropical America; naturalized in western and southern Europe