Unscramble Insegrep

What is the meaning of word insegrep unscrambled?

What 8 letter words can be made from letters I N S E G R E P:

1. speering - Definition of speering

Make more words by adding or removing letters

How many 7 letter words can you make from letters I N S E G R E P?

1. erepsin - Definition of erepsin

2. greisen - Definition of greisen

3. peering - Definition of peering

4. pingers - Definition of pingers

5. preeing - Definition of preeing

6. repines - Definition of repines

7. seeping - Definition of seeping

8. springe - Definition of springe

Which 7 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter I and unscrambling nsegrep
2) Removing the letter N and unscrambling isegrep
3) Removing the letter S and unscrambling inegrep
4) Removing the letter E and unscrambling insgrep
5) Removing the letter G and unscrambling inserep
6) Removing the letter R and unscrambling insegep
7) Removing the letter E and unscrambling insegrp
8) Removing the letter P and unscrambling insegre

More anagrams containing the letters I N S E G R E P
insegrpe insepegr inpesreg gneipesr