This is the 9723rd most frequent Portuguese word.
custeie
"Custeie" means "I funded" or "I covered the cost" (first-person singular of the verb "custear" in the subjunctive or preterite tense).
Here, 'custeie' is used as the first-person singular of the past subjunctive or the imperative of 'custear,' meaning to pay or cover expenses, specifically expenditures related to course materials.
Eu custeie os materiais do curso.
I covered the costs of the course materials.
In this instance, 'custeie' is employed in the present subjunctive mood, indicating possibility or necessity of paying for the equipment.
É importante que eu custeie os equipamentos necessários.
It is important that I fund the necessary equipment.
Here, 'custeie' is in the present subjunctive form, used to express the speaker's wish regarding the listener's action of paying for their portion of the trip.