тепло

From LSJ

ἁρμονίη ἀφανὴς φανερῆς κρείττων → the hidden attunement is better than the obvi­ous one, invisible connection is stronger than visi­ble, harmony we can't see is stronger than harmony we can, unseen harmony is stronger than what we can see

Source

Russian > Greek

θάλψις, θάλπος, θερμότης, θερμασία, θαλπωρή, ἀλέα, ἀλέη