1each 
/ˈi:tʃ/ adjective
/ˈi:tʃ/ adjective : every one of two or more people or things considered separately
▪ A rope was tied to each end of the boat. ▪ Each student had a different explanation. ▪ Each student has done his best. = Each student has done his or her best. = (informal) Each student has done their best. ▪ Each one of them has done his/her best. = (informal) Each one of them has done their best. ▪ Each one of us took a turn. [=we each took a turn] ▪ Each one of them costs 50 cents. [=they each cost 50 cents]
▪ A rope was tied to each end of the boat. ▪ Each student had a different explanation. ▪ Each student has done his best. = Each student has done his or her best. = (informal) Each student has done their best. ▪ Each one of them has done his/her best. = (informal) Each one of them has done their best. ▪ Each one of us took a turn. [=we each took a turn] ▪ Each one of them costs 50 cents. [=they each cost 50 cents]
each and every
— used as a more forceful way of saying each ▪ I want to thank each and every person who has contributed to this project.
