katuwiran

• catouiran — obsolete, Spanish-based spelling
• katowiran, katuiran — obsolete
• katwiran

From tuwid (“straight”) +‎ ka- -an, literally “straightness; correctness”.

• (Standard Tagalog) IPA^(key): /katuˈiɾan/ [kɐˈt̪wiː.ɾɐn̪]
• Rhymes: -iɾan
• Syllabification: ka‧tu‧wi‧ran

katuwiran (Baybayin spelling ᜃᜆᜓᜏᜒᜇᜈ᜔)

1. reason; reasoning; explanation

   Synonyms: paliwanang, dahilan, rason, argumento

2. excuse (in an argument)
3. reasonability; rationality
4. rectitude; straightness
5. (obsolete) justice

   Synonyms: katarungan, hustisya

• “katuwiran”, in Pambansang Diksiyonaryo | Diksiyonaryo.ph, Manila, 2018
• San Buena Ventura, Fr. Pedro de (1613) Juan de Silva, editor, Vocabulario de lengua tagala: El romance castellano puesto primero‎^[1], La Noble Villa de Pila, page 224: “Derechura) Catoviran (pp) de palo caña o otra coſa, abs) de tovir”