The Tagalog word "tahan" means "keep calm and center yourself". The Bahasa Malay word "tahan" means "remain constant and unchanging".

In Tagalog, "sweetheart" is "kasintahan", which could either be interpreted as "kasIN-tahan" ("both (of us) calm and centered"/"both (of us) constant and unchanging") or "KAsin-tahan" ("My dearest one who is calm and centered/"my dearest one who is constant and unchanging").