Hebrew and Greek Strong's Dictionary with all the definitions plus combined with every place that word is used in the definitions.
Complete index of every word used in both the Hebrew and Greek Strong's Dictionary in English Word order.
Hebrew and Greek Expanded Dictionary
threaten 0546 - apeileo {ap-i-leh'-o}; of uncertain derivation; to menace; by implication, to forbid: -- {threaten}.
threaten 4324 - prosapeileo {pros-ap-i-leh'-o}; from 4314 and 0546; to menace additionally: -- i.e. {threaten} further.
threatening 0547 - apeile {ap-i-lay'}; from 0546; a menace: -- X straitly, {threatening}.