Cārittasikkhāpada

Vinayapiṭaka · Bhikkhu Vibhaṅga (2) · Vol. 2 · Section 580

[580] "Tickling with the fingers" (aṅgulipatodaka) means: they poke even with a finger. Should one who is fully ordained (upasampanna), intending to make one who is fully ordained laugh, touch body with body, there is an offense of pācittiya.

English translation from the Pali (Siam Raṭṭha edition) — under review, not for citation.