As nouns the difference between fruition and materialization
is that fruition is the fulfillment of something worked for or fruition can be the condition of bearing fruit while materialization is the conversion of something into a physical form.
fruition
English
Etymology 1
From (etyl) .
Noun
(
en noun)
The fulfillment of something worked for.
The enjoyment derived from a possession.
Etymology 2
Erroneously from (fruit) (though now standard usage)
Noun
(
en noun)
The condition of bearing fruit.
materialization
English
Noun
(
en noun)
The conversion of something into a physical form
(physics) The conversion of energy into mass