This is the 4362nd most frequent French word.
froides
Cold.
In this sentence, 'froides' is used as an adjective describing 'nuits', meaning 'cold'. It agrees in gender and number with 'nuits'.
Les nuits d'hiver sont souvent froides.
Winter nights are often cold.
Here, 'froides' is metaphorically used to describe 'relations', indicating a lack of warmth or cordiality.
Lorsque les relations deviennent froides, la communication est difficile.
When relationships become cold, communication is difficult.
In this instance, 'froides' directly describes 'mains', reflecting the physical state of being cold.