What is another word for cockles of the heart?
Pronunciation: [kˈɒkə͡lz ɒvðə hˈɑːt] (IPA) 
The phrase 'cockles of the heart' is commonly used to describe deep and warm emotions that make one happy or content. While this phrase has a poetic touch to it, there are several synonyms that could be used in its place. For instance, terms like 'heartfelt joy', 'emotional delight', 'inner warmth', or 'soulful satisfaction' could be used interchangeably. Other synonyms could include 'heartwarming', 'affectionate', 'enchanting', 'charming', or 'uplifting'. Essentially, any word that conveys feelings of genuine happiness and contentment could be used instead of 'cockles of the heart'.
