It is possible to read some of the plural forms of
planche
as variant readings of
plancheis. In return, it may be possible to read the forms
planchis, planchiz
as deviant plural forms of
planche.
s.
1coll.build.planking, wooden board (for flooring or walls) :
(
s.xiiiin; MS: s.xiii2/4
)
une meisun Ki ad duble mansiun, [...] La une aval, la autre amunt [...] E entre sei sunt departiz, U par vaute u par plancheiz
8584
(
1321
)
et fet fosse et plauntiz a graunt nombre si qe l'ewe ne poet aver son cours en cele more nule part come tote temps soleit aver
522
bord plancheis
1build.planking, wooden board (for flooring or walls) :
plancheis (s.xiiiin)