This is the 17235th most frequent Polish word.
zainwestować
"Zainwestować" means "to invest."
Here, 'zainwestować' refers to allocating resources (time, effort, or money) to improve professional skills or knowledge.
Postanowiłem zainwestować w swój rozwój zawodowy.
I decided to invest in my professional development.
In this context, 'zainwestować' means the act of putting financial resources into technological advancement.
Zarząd firmy zdecydował się zainwestować w nowe technologie.
The company's management decided to invest in new technologies.
'Zainwestować' here describes the dedication of time towards acquiring skills in a language.