φυσικός physikós

Meaning

"physical", i.e. (by implication) instinctive

In the King James Version: natural

Derivation: from G5449 (φύσις);

Where it is used

• Romans 1:26 For this reason God gave them over to dishonorable passions. Even their women exchanged natural relations for unnatural ones.
• Romans 1:27 Likewise, the men abandoned natural relations with women and burned with lust for one another. Men committed indecent acts with other men and received in themselves the due penalty for their error.
• 2 Peter 2:12 These men are like irrational animals, creatures of instinct, born to be captured and destroyed. They blaspheme in matters they do not understand, and like such creatures, they too will be destroyed.