Synonyms for formidable

Synonyms for (adj) formidable

Synonyms: redoubtable, unnerving, formidable

Definition: inspiring fear

Usage: the formidable prospect of major surgery; a tougher and more redoubtable adversary than the heel-clicking, jackbooted fanatic- G.H.Johnston; something unnerving and prisonlike about high grey wall

Similar words: alarming

Definition: frightening because of an awareness of danger

Synonyms: formidable

Definition: extremely impressive in strength or excellence

Usage: a formidable opponent; the challenge was formidable; had a formidable array of compositions to his credit; the formidable army of brains at the Prime Minister's disposal

Similar words: impressive

Definition: making a strong or vivid impression

Usage: an impressive ceremony

Visual thesaurus for formidable