General terms:
* Palatandaan (Sign, Indication): This is a general term for anything that suggests something.
* Pamahiwatig (Hint, Clue): This term implies a subtle or indirect indication.
* Suhestiyon (Suggestion, Clue): This refers to a thought or idea that might help solve a problem.
Specific terms:
* Bakas (Track, Trace): This refers to a mark left behind that could indicate a person's presence or movement.
* Ebidensya (Evidence): This term is more formal and refers to something that proves a fact.
Examples:
* "Nakita ko ang palatandaan na may naganap na krimen dito." (I saw signs that a crime happened here.)
* "Bigyan mo ako ng pamahiwatig kung ano ang gusto mo." (Give me a hint about what you want.)
* "Nakita ko ang bakas ng paa ng suspek." (I saw the footprints of the suspect.)
The best choice of word will depend on the specific context and the level of formality required.