English pronunciation of “costly”

costly

uk How to pronounce costly adjective in British English
us How to pronounce costly adjective in American English


costliness

uk How to pronounce costliness noun in British English
us How to pronounce costliness noun in American English

(English pronunciations of “costly” from the Cambridge Advanced Learner’s Dictionary & Thesaurus and from the Cambridge Academic Content Dictionary, both sources © Cambridge University Press)