escutcheon
‘a painted shield’
Lexical development traced from the Tamil root:
E. escochon, eschocheon, escucheon, escutchion < O.N.F. escuchon < O.F. escusson ‘half-crown (coin); coat of arms, heraldic escutcheon’ < Vulgar Lat. scutionem < Lat. scutum ‘shield’ < skoito- ‘piece of wood, sheath, shield’ < skuh < skei- < Tamil kappu