For refusing something:
* Tumanggi (formal) - This is the most common and direct translation for refusing something.
* Ayaw (informal) - This is a more casual and direct way to say "no" or "I don't want to."
* Hindi ko gusto (formal, literally "I don't like it") - This can also be used for refusing something, but it implies that you are not interested in it.
* Ayoko (informal, "I don't want to") - This is a more informal way to say "I don't want to," and it can be used to refuse a request or suggestion.
For trash or garbage:
* Basura - This is the most common word for trash or garbage.
For refusing someone or something:
* Iwasan - This means to avoid or shun something.
* Tanggihan - This means to reject or refuse someone or something.
Here are some examples:
* Tumanggi siya sa alok na trabaho. (He refused the job offer.)
* Ayaw ko ng kape. (I don't want coffee.)
* Ilagay mo ang basura sa basurahan. (Put the garbage in the trash can.)
* Iwasan mo siya. (Avoid him.)
* Tanggihan mo ang kanyang kahilingan. (Refuse his request.)
The best translation of "refuse" in Tagalog will depend on the specific context of the sentence.