Common Bond

All clues share a common bond. It can be a category association, wordplay, letter usage or whatever else might jump out of the ole gray matter. This one is a bit more elusive than normal so a number of answers may be needed to see what's common among them.

-1. part of the eye (6)
-2. hobnob (7)
-3. ergo (9)
-4. struggle helplessly (8)
-5. clandestine (7)
-6. captivate (8)
-7. private or staff sergeant (10)
-8. elate (7)
-9. true (7)
-10. harbinger (7)

3. therefore

Hi Cue.

4. flounder

10. portent

Clever puzzle, Cue!

6.enthrall?

margo

9. correct

1. cornea

5 - illicit

2. consort

Remi, Joan, Cheryl and Michele...good solves!

Looks like you're pretty clever too, Cheryl

Everyone else, try again.

8.Elevate

9. genuine

6. enthrall

Jema

Haroula and Doreen, try again

6 - entrance ?

5.Furtive

Try again, niteowl

That's the one, Haroula. Good solve!

2. consort

Sondi tried that one too, manxman, but it isn't right. Try again

8. delight (took a while but I finally got it)

2. Network

6. transfix
7. serviceman

Nicely wrapped up