媳妇比老婆更亲昵爷们比老公更亲切
[xí fù bĭ lăo pó gèng qīn nì yé men bĭ lăo gōng gèng qīn qiè]
'Wife calling me 'dear' feels closer and friend calls me 'sweetheart' warmer' reflects different levels of affection expressed by varied terms in close relationships, highlighting nuances in intimacy across contexts.