Grammar

Question 1

Men- / Mer- (verb)

Di- (verb)

Per- / Pen- / Pem- (verb)

Answer 1

Active form of the verb

Passive form of the verb (eg was X by)

Become a noun

Question 2

X+kan + Y

Answer 2

Y is something you want to modify, X is how you want to modify it.

Eg manfaatkan anda = to benefit you

Question 3

Ter-

Answer 3

Indicates the action was done by accident

Question 4

-nya

Answer 4

To express my (pronouns)

To emphasize an adjective