fortify

动词 fortify:

1. make strong or stronger
   同义词：strengthen, beef up
2. enclose by or as if by a fortification
   同义词：fort
3. prepare oneself for a military confrontation
   同义词：arm, build up, gird
4. add nutrients to
5. add alcohol to (beverages)
   同义词：spike, lace

1. The medieval town is fortified with a high wall and a deep moat.
   这座中世纪的城市用高墙深沟来加强防御。
2. After praying quietly he faced his difficulties with a fortified spirit.
   默默地祈祷后，他面对困难的勇气倍增。
3. Good eating habits help to fortify the body against disease.
   好的饮食习惯有助于强身防病。

for.ti.fy

v.（动词）
for.ti.fied,for.ti.fy.ing,for.ti.fies
v.tr.（及物动词）
To make strong, as:
巩固，强化
To strengthen and secure (a position) with fortifications.
设防御工事，设防：以防御公事加强或防护（战略位置）
To reinforce by adding material.
增强：加材料巩固…的结构
To impart physical strength or endurance to; invigorate.
使体力增加：通过增加营养物恢复体力；使生气勃勃
To give emotional, moral or mental strength to; encourage:
鼓励：在情感、道德或精神方面增强；给…以勇气：
例句：
Prayer fortified us during our crisis.
在关键时刻祈祷使我们变得坚强

To strengthen or enrich (food, for example), as by adding vitamins.
增加营养物：加入维生素强化食物等使之更有营养
v.intr.（不及物动词）
To build fortifications.
构筑防御工事

来源：
Middle English fortifien
中古英语 fortifien
from Old French fortifier
源自 古法语 fortifier
from Late Latin fortific3re
源自 后期拉丁语 fortific3re
from Latin fortis [strong] * see bhergh- 2
源自 拉丁语 fortis [强的] *参见 bhergh- 2

【引伸】
for.tifi.able
adj.（形容词）
for.tifi.er
n.（名词）
for.tify.ingly
adv.（副词）