Usage Note
Katwiran means a rationale, justification, or logical reason given for an action or belief. It is used when someone explains the basis for a decision. It carries a slightly formal register and appears often in debates, explanations, and philosophical discussion.
Examples
" Wala kang katwiran. "
Natural Translation
You have no reason.
Literal Translation
None your reason.
" Ano ang katwiran mo sa iyong desisyon? "
Natural Translation
What is your reason for that decision?
Literal Translation
What the reason your for the decision-your?
" Kahit gaano siya magpaliwanag, walang katwiran ang makapagbibigay-katarungan sa kanyang ginawa. "
Natural Translation
No matter how much he explains, no reason can justify what he did.
Literal Translation
Even how-much he explain, no reason that can-give-justice to his deed.
Tagalog builds thousands of words from a few hundred roots.
How Tagalog words workRelated Words
Explore Tagalog by topic
Free guides on grammar, vocabulary, and culture to take you past single-word lookups.

How Long Does It Take to Learn Tagalog?
Survival Tagalog takes ~3-4 weeks and comfortable conversation 6-12 months. FSI's 1,100 hours is the professional bar, not the talking-to-family bar.

Tagalog Verb Conjugation: Aspects Made Simple
Tagalog verb conjugation uses aspects, not tenses. Learn the three aspects with -um- and mag- verbs, one reduplication rule, and clear example tables.

Mano Po and Filipino Etiquette: A Visitor's Guide
Mano po presses an elder's hand to your forehead as a blessing. Learn who to mano, how to lip-point, and the etiquette that wins over a Filipino family.

Philippine Christmas Traditions: World's Longest Holiday
Philippine Christmas traditions run four months — from Ber-month carols to Simbang Gabi dawn masses, Noche Buena feasts, and parol lanterns lighting every street.