TOEFL IELTS dreadful Definition Extremely bad or unpleasant; inspiring fear or horror. Example "The food at the party was dreadful and mostly cold." Sign in to save TOEFL PDF — $25 IELTS PDF — $25 ← dread dreadfully → Study tips featuring "dreadful" TOEFL Academic Vocabulary: Study by Topic Boost Your IELTS Writing With Precise Vocabulary Related words TOEFL brighten GRE abash GRE abate GRE abbreviate GRE abbreviation SAT abdicate GRE abduct SAT abet GRE abhor GRE abide SAT abject TOEFL ablaze