This is the 6250th most frequent Arabic word.
أسسه
"أسسه" means "he established it" or "he founded it."
Here, "أسسها" means "he founded it," referring to starting or establishing a company or organization.
بدأ محمد بناء الشركة التي أسسها بتفانٍ.
Mohammed started building the company he founded with dedication.
In this case, "أسس" implies "they established," meaning they laid the groundwork or created methods/approaches.
أسس العلماء العديد من الطرق لفهم الظواهر الطبيعية.
The scientists established many methods to understand natural phenomena.
Here, "أسس" refers to "foundations," indicating the literal structural base of a building.