teistum
Teistum is a term that may appear in some Estonian-language texts to denote theism or the act of becoming a theist. It is not a standard or widely used word in contemporary Estonian; the common noun for belief in a deity is teism (theism) and the verb form to become a theist is teistuma. As a result, teistum is typically found only in historical, etymological, or rare/poetic contexts.
Etymologically, teistum appears to be formed from the stem teist- meaning “theist” with a nominal suffix such
In practice, if teistum is encountered, it generally refers to either the state of theism (the belief
See also: theism, teism, teismus, atheism, agnosticism, religious philosophy.