Synonyms of unintelligible in English:

unintelligible


See US English definition of unintelligible

See UK English definition of unintelligible

See Spanish definition of ininteligible

adjective

1‘jargon words usually sound ugly and unintelligible to outsiders’

SYNONYMS
incomprehensible, indiscernible, meaningless, unfathomable, obscure, cryptic, inscrutable, enigmatic, mumbled, indistinct, unclear, slurred, inarticulate, incoherent, confused, garbled, scrambled, muddled, jumbled, senseless
informal all Greek to me

2‘unintelligible graffiti’

SYNONYMS
illegible, indecipherable, unreadable, hard to read, scrawled, scribbled, crabbed