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Would this come close?

grep -offile1 file2 | sort | uniq -c
2 god
1 pod
2 rod

--- Post updated at 16:24 ---

Hoppla - didn't take your thread title into account. Try this...

I don't know if you can do it with a single grepand a perl-like "look ahead" / "look behind" match. You can do it with two greps, though (or use perl or awk or similar):grep -o "[>].*[<]" file | grep...

Closest I can get quickly:
while read line; do echo "^$line"; done <file2 | grep -of- file1 | sort | uniq -c
1 first
2 second
while read line; do echo "$line\$"; done <file2 | grep...

@ahfze .. cause you said firstly in example, word is at first line, then differ it. Sed not works, use grep PCRE regex instead:

$ echo 'A circumferential abdominoplasty is an extended...