French Bread Substitution

Italian bread  
can be substituted for french bread.

Scone Substitution

English muffin
or
shortcake
can be substituted for scones

Portuguese Sweet Bread Substitution

challah
or 
brioche
can be substituted for portuguese sweet bread 

Italian Bread Substitution

French bread
can be substituted for italian bread.

English Muffin Substitution

toast
or
crumpet
can be substituted for english muffin.

Crumpet Substitution

English muffin (very similar)
can be substituted for crumpet.

Croissant Substitution

brioche
or 
challah
can be substituted for croissant.