IPA: /ˈkɒstəli/
KK: /ˈkɔːstəli/
In a manner related to the coast or shoreline.
The beach was costally developed to enhance tourism.
Costally → The word 'costally' is derived from 'costa' (from Latin, meaning rib or side) and the suffix '-ally' (meaning in a manner relating to). Therefore, 'costally' refers to something that is related to or situated at the side or rib area.
Think of 'costa' meaning rib or side, and remember that 'costally' describes something related to that area.