Pneumatikós (4153 in Strong's Concordance) is an adverb in Ancient Greek that means spiritually and is formed by the following:
pneuma - spirit
tikós - suffix
This word differs from the similarly spelt pneumatikos in that it's an adverb as opposed to an adjective. As an adverb it is used to describe spiritual actions as opposed to spiritual things.
Related Terms
The following terms are often used in connection or contrast with pneumatikós:
pneuma - spirit
pneumatikos - spiritual
charisma - gifts
psuchikos (contrast) - natural, unspiritual
phusikos (contrast) - natural, beastial
Usage
Pneumatikós is used 2 times across 2 verses. Below is a list of all references in the New Testament:
The natural person does not accept the things of the Spirit of God, for they are folly to him, and he is not able to understand them because they are spiritually discerned.
1 Corinthians 2:14
and their dead bodies will lie in the street of the great city that symbolically is called Sodom and Egypt, where their Lord was crucified.
Revelations 11:8