mar 
(mär)
(mär)tr.v. marred, mar·ring, mars
1. To inflict damage, especially disfiguring damage, on.
2. To impair the soundness, perfection, or integrity of; spoil.
n.
A disfiguring mark; a blemish.
[Middle English merren, from Old English mierran, merran, to impede.]
- proclaim from the housetops
- proclamation
- proclamatory
- proclisis
- proclitic
- procliticization
- procliticize
- proclivity
- Procne
- procoagulant
- proconsul
- proconsular
- proconsulate
- proconsulship
- Procopius
- procrastinate
- procrastination
- procrastinator
- procreant
- procreate
- procreation
- procreative
- procreator
- Procrustean
- Procrustean bed