pinaka-

Perhaps borrowed from Tagalog pinaka-.

pinaka-

1. Forms relative superlative forms of adjectives

   Synonym: kina- -an

• (Standard Tagalog) IPA^(key): /pinaka/ [pɪ.n̪ɐ.xɐ]
• Syllabification: pi‧na‧ka-

pinaka- (Baybayin spelling ᜉᜒᜈᜃ)

1. forms relative superlative forms of adjectives

   Siya ang pinakamaganda sa kanilang lahat.

   She is the most beautiful of them all.

• “pinaka-”, in Pambansang Diksiyonaryo | Diksiyonaryo.ph, Manila, 2018