
1) Abstract thought 2) Inferential 3) Logical thinking 4) Reasoning 
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1) Inferential 
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indicating movement into or toward
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http://phrontistery.info/i.html

• (n.) An illative particle, as for, because. • (a.) Relating to, dependent on, or denoting, illation; inferential; conclusive; as, an illative consequence or proposition; an illative word, as then, therefore, etc.
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Relating to, dependent on, or denoting, illation; inferential; conclusive; as, an illative consequence or proposition; an illative word, as then, therefore, etc. ... <logic> Illative conversion, a converse or reverse statement of a proposition which in that form must be true because the original proposition is true. ... <psychology> Ill...
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http://www.encyclo.co.uk/local/20973
Il'la·tive  adjective [ Latin 
 illativus : confer French 
 illatif .] Relating to, dependent on, or denoting, illation; inferential; conclusive; as, an 
 illative consequence or proposition; an 
 illative word, as 
 then , 
 therefore , etc.  
 Illative conversion ...
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http://www.encyclo.co.uk/webster/I/8
Il'la·tive  noun  An illative particle, as 
 for , 
 because . 
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http://www.encyclo.co.uk/webster/I/8

[
adj] - resembling or dependent on or arrived at by inference 2. [adj] - (grammar) expressing or preceding an inference
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http://www.webdictionary.co.uk/definition.php?query=illative
 adjective expressing or preceding an inference; ``therefore` is an illative word`
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Having to do with inference. -- A.C.
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https://www.encyclo.co.uk/local/21203

of, pertaining to, or expressing illation; inferential: an illative word such as “therefore.” · noting a case, as in Finnish, whose distinctive function is to indicate place into or toward which.
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https://www.infoplease.com/dictionary/illative
  No exact match found.