This is the 887th most frequent Romanian word.
înaltă
"Înaltă" means "tall" or "high" in English.
Here, 'înaltă' describes the adjective of height applied to the building, indicating its size upwards.
Clădirea este foarte înaltă.
The building is very tall.
In this case, 'înaltă' is used as a superlative form for comparing Maria's height with that of others.
Dintre toate elevele, Maria este cea mai înaltă.
Among all the students, Maria is the tallest.
Here, 'înaltă' metaphorically describes an abstract quality, ambition, applying the notion of elevation to signify an exceptional level.