Anticitizen 1 : Most wanted target at present
Airwatch : Scanner Network / Air Units
Bodypack : Armour
Boomer : Dropship
Bouncer : Enemy Grenade (Zombines use this for their own grenades.)
Cauterize : Cut Off
Containment Field : Shield
Control Section : Nexus
Dislocate : Remove
Displace : Spread out, avoid fire
Deserviced : Executed
Duty Vacated : Dead (Used for friendlies)
Exogen : Environmental hazards such as antlion outbreaks or reprogrammed equipment
Expunge : Kill
Extractor : Friendly Grenade
Flare : Grenade (In general)
Interpose : Cover
Harden : Stand Ground
Hard-Point : Mounted Gun Emplacement / Bunker
Hurricane : Key Resistance Figure (Not Gordon. Used to define status of "outbreak")
Necrotic : Zombie
Infected: Zombine
Noncitizen : Vagrant/un-registered citizen
Outbreak : Human Revolt (When said three times in short succession, means that the speaker is overwhelmed.)
Parasite / Parasitic: Headcrab
Political Conscript : Stalker
Priority 1 Objective: Primary Target
Probe : Investigate
Prosecute : Assault
Restrictor : Thumper
Ripcord : Retreat
Signature Imprint : Data Packet (Presumably)
Sterilizer : Sentry Turret
Storm System : Canal
Tag : Kill
Target 1 : Gordon Freeman
Transport : Teleporter
Universal Union : Combine
Viscon : Enemy Sighted
Verdict : Bullet
Virome : Specialised zombie (fast/poison)
Biotic- Alines in general
Exogen: Antlions