"FARTHER" and "FURTHER"

"Farther" refers to physical distance. "Further" relates to metaphorical or non-physical distance. Ex.: The park is farther than I thought. We need to look further into this issue.

"PRECEDE" and "PROCEED"

"Precede" means to come before in time or order. "Proceed" means to continue or move forward. Ex.: The introduction precedes the main text. After the break, we will proceed with the meeting.