I was tickling him, and he was laughing and giggling.

我在胳肢他，他咯咯笑起来。

《柯林斯英汉双解大词典》

Liu's husband even developed a program for her to "bully" him where she could choose from a list of things to do to make fun of him, such as tickling him or putting her ice-cold feet on his stomach.

刘菊列的丈夫甚至编了一个软件来让她“欺负”自己，她可以用这个软件从列表里选择一些事来捉弄他，例如给他挠痒痒、或者把自己冰冷的贴到他肚皮上取暖。

youdao

I'd picked a good day. I was pleased he'd remembered me and my family and relieved he didn't mind the tickling so got straight to the point and asked him what it's like to be his age.

看来我挑到好日子了，很高兴他还记得我跟我的家人，而且他也不在意我挠他耳朵，于是我长驱直入问他这个年纪有什么感觉。

youdao

"Eva Kerschischnik (Daniel's therapist) kept tickling him with a spoon, " said Mr Harrison.

BBC: England

But then, at the most unexpected moments, a tenderhearted sympathy, raw and sudden, would rise in him, and he would plunge his face into my neck, sniff deeply and kiss, tickling me with his mustache.

NEWYORKER: Naima