goad
gohd 
<English
to urge on
mutation
myoo-TAY-shuhn 
<English<French<Latin
an often abrupt major change
ironclad
Y-uhrn-klad 
English + <English
difficult to change or break
absolutely
ab-suh-LOOT-lee 
<Latin
in a manner not dependent on anything else
diabolical
dy-uh-BAWL-uh-kuhl 
<English<French<Latin
wicked; fiendish
burro
BUHR-oh 
<Spanish<Latin
a donkey
novenary
NAWV-uh-ner-ee 
<Latin
based on the number nine
torque
tohrk 
<Latin
the force that acts to produce rotation
erose
ee-ROHS 
<Latin
irregular; uneven, as the edge of a leaf
dysphagia
dis-FAY-jee-uh 
<Greek
difficulty in swallowing