zaa·tar 
(zätär′, zää-) or za'·a·tar (zää-tär′)
(zätär′, zää-) or za'·a·tar (zää-tär′)n.
A Middle Eastern mixture of herbs and spices typically containing thyme and marjoram or oregano along with sumac, sesame seeds, salt, and other ingredients.
[Arabic za'tar, zaatar, any of various Levantine varieties of thyme, marjoram, and oregano.]