breathe
breeth 
<English
to take air into the lungs and let it out again
headquarters
HED-kwawr-tuhrz 
<English + <English<French<Latin
the main office; the center of operations
vandalism
VAN-duh-liz-uhm 
<English<Latin
willful or malicious destruction of property
fronds
frawndz 
<Latin
fern leaves
pretentious
pree-TEN-chuhs 
<Latin
self-important; making claims to superiority
eureka
yuh-REE-kuh 
<Latin<Greek
an expression of triumphant achievement
ventifact
VENT-uh-fakt 
<Latin + <Latin
a stone worn, polished or faceted by windblown sand
gneiss
nys 
<German
a granite-like rock formed of layers of quartz, mica, etc.
expeditionary
ek-spuh-DISH-uh-ner-ee 
<Latin + ECF
spent on military service abroad
Pyrrhic
PIR-ik 
<Latin<Greek name
too costly; relating to a king of Epirus who sustained heavy losses in defeating the Romans in 279 B.C.