This is the 2543rd most frequent Japanese word.
増強
"増強" means "reinforcement" or "enhancement."
Used to describe the enhancement or strengthening of immunity.
その薬は免疫力の増強に役立つ。
This medicine helps in boosting immunity.
Used to denote the strengthening or increase of muscular capacity through training.
彼は筋肉増強のための特別なトレーニングをしている。
He is undergoing special training for muscle enhancement.
Used to specify the improvement or boosting of production efficiency through technological advancements.