What is the meaning of Vastama?

to answer, to respond (to say something or react in some other way to a question, suggestion, opinion, etc.) [with allative ‘to’ or comitative ‘with’]

to respond (to send one's own letter, message in response to a letter, message, etc.) [with allative ‘to’]

to respond (to respond to an action with one's own action) [with allative ‘to’ or comitative ‘with’]

to reciprocate [with allative]

to suit (to be in accordance with something, to be suitable for something) [with allative]

Source: wiktionary.org