1.
to establish validity; to verify, to prove
2.
involving any connection or interaction between people
3.
existing or occurring within the self or within one's mind
4.
an ability or skill that one does easily
5.
related to thinking seriously or contemplating; thoughtful
7.
to create or invent something for a particular purpose
8.
causing fear or dread, intimidating
9.
possible, capable of happening or becoming real