pillar 
pillar definition
pil·lar (pil′ər)
noun
- a long, slender, vertical structure used to support a superstructure; column
- such a column standing alone as a monument
- anything like a pillar in form or function, as a formation of ore left standing as a support in a mine
- a person who is a main support of an institution, movement, etc.
Etymology: ME piler < OFr < VL *pilare < L pila, column
transitive verb
to support or brace with or as with pillars
pillar Idioms
from pillar to post
from one predicament, place of appeal, etc. to another, usually under harassment
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