Here is the full list of all 35 World War Z achievements.
Open and buy all perks in game
Finish 100 games in PvE
Walk into toxic cloud 100 times
Open and buy final versions of all weapons
Gather 200 resources during single match in scavenge raid mode
Finish any level using just pistol
Open 15 rooms or containers with breaching charge
Use masking grenade on 3 teammates with zombies near
Finish 25 PvP matches in any mode
Capture the point and hold it until the end of match
Finish PvP match with highest score in any mode
Dispense 10 explosive ammo packs to teammates
Capture 15 turrets
Defuse 10 mines
Build 100 defences
Open and buy final version of any weapon
Kill 20 lying zombies before they get up
Rescue 30 incapacitated teammates
Hit 10 zombies with one tazer shot
Kill 10 zombies with balloon explosions
Mark special zombies 50 times
Finish all episodes on any difficulty
Finish all episodes on insane or extreme difficulty
Finish any level without dealing friendly damage
Kill Bull during charge
Kill 10,000 zombies
Heal 30 teammates with health lower than 20% with health packs or stim pistol
Open and buy all perks in one specialization
Finish episode "Moscow" on any difficulty
Finish any level without using health packs
Finish episode "Jerusalem" on any difficulty
Finish episode "New York" on any difficulty
Kill Lurker midair
Finish any level with full team
Burn 10 zombies with one gasoline puddle