1same 
/ˈseɪm/ adjective
always used before a noun /ˈseɪm/ adjective 1 : not different — used when referring to a particular person or thing that is connected to more than one person, time, place, etc. ▪ He has lived in the same city all his life. [=he has only lived in one city] ▪ She and her cousin go to the same school. [=she goes to a particular school, and her cousin also goes to that school] ▪ We graduated the same year. ▪ She saw the same man at several different times and places yesterday. ▪ I'd met him earlier that exact same day. = (US) I'd met him earlier that same exact day. ▪ “Puma” and “cougar” are different names for the very same animal. ▪ The restaurant's owner and chef are one and the same person. [=the owner is also the chef] 2 a : exactly like someone or something else
▪ The words “their” and “there” are pronounced in exactly the same way but spelled differently. ▪ They were wearing the exact same shirt. = (US) They were wearing the same exact shirt. ▪ He should help us—and the same thing goes for you! [=and you should help us too]
b : not changed : exactly like an earlier version, event, etc.
▪ She gave the same answer as before. ▪ He eats the same breakfast every day. ▪ The same thing happened to me yesterday. ▪ She is not the same person (that) she used to be—she's changed. 3 — used to describe a quality or characteristic that is shared by more than one person or thing ▪ two people of the same sex [=two people who are both male or both female] ▪ The buildings are the same age/style. ▪ She has the same dark hair and eyes as her father.
▪ The words “their” and “there” are pronounced in exactly the same way but spelled differently. ▪ They were wearing the exact same shirt. = (US) They were wearing the same exact shirt. ▪ He should help us—and the same thing goes for you! [=and you should help us too]
b : not changed : exactly like an earlier version, event, etc.
▪ She gave the same answer as before. ▪ He eats the same breakfast every day. ▪ The same thing happened to me yesterday. ▪ She is not the same person (that) she used to be—she's changed.
at the same time — see 1time
same difference — see difference
the same old
informal + usually disapproving — used to refer to something that has not changed ▪ I was hoping for something different, but all I got was more of the same old thing. ▪ They brought up the same old argument/story yet again!
the same thing
— used to say that two things are alike or have the same meaning ▪ Lying and cheating amount to much the same thing.
two sides of the same coin — see 1coin
