Essay or piece of poetry (3)

I believe the answer is:

try

I'm a little stuck... Click here to teach me more about this clue!

'essay' is the definition.
(synonyms)

'piece of poetry' is the wordplay.
'TRY' is hidden within the letters.
However, I am uncertain how this is indicated.

'or' is the link.

Can you help me to learn more?

(Other definitions for try that I've seen before include "Go" , "irritate" , "Make severe demands on" , "Bid" , "Aim" .)

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