SAT GRE TOEFL IELTS tranquil Definition Calm, peaceful, and free from disturbance. Example "The lake was tranquil at dawn, reflecting the soft pink sky." Sign in to save SAT Quiz → GRE Quiz → TOEFL Quiz → IELTS Quiz → ← trample tranquility → Study tips featuring "tranquil" Map Each Word Into a Connected Network Map the Author's Attitude Before Reading Questions Audit Your Own Writing for Lexical Resource Related words SAT antonym SAT abase SAT abdicate SAT abdomen SAT abduction SAT abet SAT abeyance SAT abject SAT abjure SAT ablution SAT abnegate SAT abnormal