Synonyms for monotonous
modified
Tiresome
tedious, wearisome, wearying; see dull 4.
Having but one tone
monotonic, monotonical, unvarying, lacking variety, in one key, unchanged, reiterated, recurrent, single, uniform.
Antonyms varying*, various*, multiple.
See monotonous in Webster's New World Roget's A-Z Thesaurus II
adjective
Arousing no interest or curiosity:
boring, drear, dreary, dry, dull, humdrum, irksome, stuffy, tedious, tiresome, uninteresting, weariful, wearisome, weary. See excite
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