Effort Caruso artfully conceals to go even higher (4)

I believe the answer is:

soar

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'go even higher' is the definition.
I can't judge whether this definition defines the answer.

'effort caruso artfully conceals' is the wordplay.
'conceals' indicates a hidden word.
'SOAR' is hidden within 'effort caruso artfully'.

'to' is the link.

Can you help me to learn more?

(Other definitions for soar that I've seen before include "Ascend, fly upwards" , "Move quickly upward" , "Significant rise" , "take to the air" , "Rise effortlessly" .)

I've seen this clue in The Irish Times.

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