παρεισδύνω pareisdýnō

Meaning

to settle in alongside, i.e. lodge stealthily

In the King James Version: creep in unawares

Derivation: from G3844 (παρά) and a compound of G1519 (εἰς) and G1416 (δύνω);

Where it is used

• Jude 1:4 For certain men have crept in among you unnoticed—ungodly ones who were designated long ago for condemnation. They turn the grace of our God into a license for immorality, and they deny our only Master and Lord, Jesus Christ.