Know-it-all

"Know-it-all" in Spanish

cerebruto

(one who obnoxiously claims to be knowledgeable on a subject)

cuñado

(one who obnoxiously claims to be knowledgeable on a subject)

sabelotodo

(one who obnoxiously claims to be knowledgeable on a subject)

sabidillo

(one who obnoxiously claims to be knowledgeable on a subject)

sabiondo

(one who obnoxiously claims to be knowledgeable on a subject)

todólogo

(one who obnoxiously claims to be knowledgeable on a subject)

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.