fortify

 
Pronunciation: /ˈfɔːtɪfʌɪ/

verb (fortifies, fortifying, fortified)

[with object]
  • 1provide (a place) with defensive works as protection against attack: the whole town was heavily fortified (as adjective fortified) a fortified manor house
  • strengthen (someone) mentally or physically: the girl was fortified by her religious faith
  • 2 (often as adjective fortified) add spirits to (wine) to make port, sherry, etc.: fortified wine
  • increase the nutritive value of (food) by adding vitamins.

Derivatives

fortifiable

adjective

fortifier

noun

Origin:

late Middle English: from French fortifier, from late Latin fortificare, from Latin fortis 'strong'