This is the 9321st most frequent German word.
massie
"Massie" is not a standard German word; it may be a misspelling or a proper noun.
The word describes 'Anstrengungen' (efforts), emphasizing their substantial or considerable level.
Solche massie Anstrengungen wurden unternommen, um das Ziel zu erreichen.
Such tremendous efforts were made to reach the goal.
Used as an adjective to describe 'Konstruktion' (construction), indicating its massive or large-scale nature.
Die massie Konstruktion war beeindruckend.
The massive construction was impressive.
Here 'massie' is an attribute for the in-depth or significant nature of 'Durchführung' (execution).