Here are some options depending on the context:
For a physical nudge:
* Tusok: This means "poke" and is a direct translation of the physical action.
* Siko: This means "elbow" and refers to nudging someone with your elbow.
* Suntok: This means "punch" but can also be used to describe a light nudge.
For a gentle reminder or encouragement:
* Paalala: This means "reminder" and refers to subtly reminding someone about something.
* Hikayat: This means "encouragement" and refers to subtly motivating someone to do something.
* Pakiusap: This means "please" and refers to politely asking someone to do something.
For influencing a decision:
* Impluwensya: This means "influence" and refers to subtly guiding someone's decision.
* Pag-udyok: This means "motivation" and refers to subtly pushing someone towards a certain action.
* Pasiguro: This means "assurance" and refers to subtly reassuring someone about a decision.
The best translation for "nudge" will depend on the specific context and the nuance you want to convey.