How to make "waves" appear behind a note (laissez vibrer)?

Hey, is there a way to make laissez vibrer appear as waves like on the picture below? Or any workaround that I could use to produce this kind of effect? Thanks in advance for any tips.

lv

You can Create a custom playing technique with your own design

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Thank you for the tip, kind sir. A stack of tildes worked out beautifully.

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No prob. Fab!