threaten [v.]
-threaten
Ithreaten
youthreaten
hethreatens
wethreaten
youthreaten
theythreaten
Ithreatened
youthreatened
hethreatened
wethreatened
youthreatened
theythreatened
Iwillthreaten
youwillthreaten
hewillthreaten
wewillthreaten
youwillthreaten
theywillthreaten
Ihavethreatened
youhavethreatened
hehasthreatened
wehavethreatened
youhavethreatened
theyhavethreatened
-threatening
-threatened