nighttime
NYT-tym 
<English + <English
the hours between dusk and dawn
polygon
PAW-lee-gawn 
<Greek
a closed, plane geometric figure whose sides are line segments
basicity
bay-SIS-uh-tee 
<English<French<Latin<Greek
the quality of being a chemical base; the power to react chemically with an acid
azure
AZH-uhr 
<Arabic<Persian
sky blue
curriculum
kuh-RIK-you-luhm 
<Latin
a course of study in a school
kohlrabi
kohl-RAW-bee 
<German<Italian
a cabbage-like vegetable
kishke
KISH-kuh 
<Yiddish<Slavic
beef or fowl casing stuffed with savory filling and roasted
peloton
pel-uh-TAWN 
<French
a small body of soldiers
inagglutinable
in-uh-GLOOT-uhn-uh-buhl 
<Latin
cannot be united, fastened or attached
vagarious
vuh-GER-ee-uhs 
<Latin
whimsical, capricious, eccentric