COASTAL PLAIN Antonyms There are 7 antonyms of the phrase coastal plain. (opposite meanings)Did you mean?Definition of COASTAL PLAINSynonyms of COASTAL PLAINAlso try opposite words for..plaincoastplainscoastalBest Opposite Words For COASTAL PLAINTop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb RankWordSave?Synonyms..UsageType1elevatedadjectiveadj2highlandnoun, adjectiven, adj3hillyadjectiveadj4inlandadverb, adjectiveadv, adj5mountainousadjectiveadj6plateaunounn7uplandnoun, adjectiven, adj Alternatives for ELEVATED Words (20)augmentedelevatedhighloftyraisedtalltoweringraiseliftpromotedetractdisparageelateennobleexalthonorincreaselessenadvanceupgradePhrases (4)cheer upbring upget upkick upstairsOpposite words for elevated Alternatives for HIGHLAND Words (1)uplandOpposite words for highland Alternatives for HILLY Words (16)craggedcraggymountainousbumpyelevatedjaggedlumpyprecipitousrockyrollingruggedsharpslopingsteepunevenundulatingOpposite words for hilly Alternatives for INLAND Words (14)backwoodsbushcentralcountrydomesticheartlandhinterlandinteriormainlandmiddlemidlandruralbackcountrybacklandOpposite words for inland Alternatives for MOUNTAINOUS Words (19)craggyhillyalpineelevatedhighjaggedloftymajesticpeakprecipitousrangerockyruggedsheersnow-cappedsteepsummittoweringcraggedOpposite words for mountainous Alternatives for PLATEAU Words (7)tablelandflathighlandmesaplainsteppeuplandOpposite words for plateau Alternatives for UPLAND Words (9)highlandbluffhillmesamoormountainplateauridgetablelandOpposite words for upland